[
  {
    "gtc_id":	"G55665PI",
    "iupac_condensed":	"Rha(a1-2)[Xyl(b1-6)Glc(b1-3)]Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	620.22
  },
  {
    "gtc_id":	"G59383NN",
    "iupac_condensed":	"Rha(a1-2)[Rha(a1-2)Glc(b1-4)]Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	634.23
  }
]