[
  {
    "gtc_id":	"G51971PY",
    "iupac_condensed":	"Glc(b1-2)[Rha(a1-3)]Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	488.17
  }
]