[
  {
    "gtc_id":	"G59170KM",
    "iupac_condensed":	"Neu5Ac(a2-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	471.16
  },
  {
    "gtc_id":	"G95904OG",
    "iupac_condensed":	"Neu5Ac(a2-8)Neu5Ac(a2-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	762.25
  }
]