[
  {
    "gtc_id":	"G52117LP",
    "iupac_condensed":	"Rha(a1-3)[Rha(a1-4)]Rha(a1-4)Rha(a1-2)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	764.3
  },
  {
    "gtc_id":	"G00855UQ",
    "iupac_condensed":	"Rha(a1-3)[Rha(a1-4)]Rha(a1-4)Rha(a1-2)D-Fuc(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	748.3
  }
]