[
  {
    "gtc_id":	"G36484TL",
    "iupac_condensed":	"Rha(a1-4)Glc(b1-4)GlcA(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	502.15
  },
  {
    "gtc_id":	"G65605QU",
    "iupac_condensed":	"Rha(a1-4)Glc(b1-4)GlcA6Me(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	516.17
  },
  {
    "gtc_id":	"G46410MV",
    "iupac_condensed":	"Rha(a1-4)Glc(b1-4)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	488.17
  }
]