[
  {
    "gtc_id":	"G57629GG",
    "iupac_condensed":	"Xyl(b1-3)Rha(a1-4)Glc(b1-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	620.22
  },
  {
    "gtc_id":	"G61402FD",
    "iupac_condensed":	"Xyl(b1-3)Rha(a1-2)Ara(a1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	428.15
  },
  {
    "gtc_id":	"G27752QD",
    "iupac_condensed":	"Ara(a1-",
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  }
]