{
  "label": "ElementSymbol",
  "smiles": "[H][He][Li][Be][B][C][N][O][F][Ne][Na][Mg][Al][Si][P][S][Cl][Ar][K][Ca][Sc][Ti][V][Cr][Mn][Fe][Co][Ni][Cu][Zn][Ga][Ge][As][Se][Br][Kr][Rb][Sr][Y][Zr][Nb][Mo][Tc][Ru][Rh][Pd][Ag][Cd][In][Sn][Sb][Te][I][Xe][Cs][Ba][Hf][Ta][W][Re][Os][Ir][Pt][Au][Hg][Tl][Pb][Bi][Po][At][Rn][Fr][Ra][Rf][Db][Sg][Bh][Hs][Mt][Ds][Rg][Cn][Fl][Lv][La][Ce][Pr][Nd][Pm][Sm][Eu][Gd][Tb][Dy][Ho][Er][Tm][Yb][Lu][Ac][Th][Pa][U][Np][Pu][Am][Cm][Bk][Cf][Es][Fm][Md][No][Lr]",
  "tokens": [
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "H"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "He"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Li"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Be"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "B"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "C"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "N"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "O"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "F"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ne"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Na"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Mg"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Al"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Si"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "P"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "S"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cl"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ar"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "K"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ca"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Sc"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ti"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "V"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Mn"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Fe"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Co"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ni"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cu"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Zn"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ga"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ge"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "As"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Se"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Br"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Kr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Rb"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Sr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Y"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Zr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Nb"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Mo"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Tc"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ru"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Rh"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pd"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ag"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cd"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "In"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Sn"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Sb"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Te"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "I"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Xe"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cs"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ba"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Hf"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ta"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "W"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Re"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Os"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ir"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pt"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Au"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Hg"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Tl"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pb"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Bi"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Po"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "At"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Rn"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Fr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ra"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Rf"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Db"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Sg"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Bh"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Hs"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Mt"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ds"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Rg"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cn"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Fl"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Lv"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "La"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ce"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Nd"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pm"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Sm"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Eu"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Gd"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Tb"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Dy"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ho"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Er"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Tm"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Yb"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Lu"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Ac"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Th"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pa"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "U"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Np"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Pu"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Am"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cm"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Bk"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Cf"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Es"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Fm"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Md"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "No"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    },
    {
      "type": "BracketAtom",
      "value": "begin"
    },
    {
      "type": "ElementSymbol",
      "value": "Lr"
    },
    {
      "type": "BracketAtom",
      "value": "end"
    }
  ]
}