[
  {
    "gtc_id":	"G39851TR",
    "iupac_condensed":	"Xyl(b1-2)Ara(a1-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	444.15
  },
  {
    "gtc_id":	"G55422PQ",
    "iupac_condensed":	"Xyl(b1-3)Xyl(b1-4)Rha(a1-2)[Rha(a1-6)]Glc(b1-2)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	898.32
  },
  {
    "gtc_id":	"G97468GN",
    "iupac_condensed":	"Rha(a1-6)[Xyl(b1-3)Xyl(b1-2)]Glc(b1-2)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	752.26
  },
  {
    "gtc_id":	"G80637HO",
    "iupac_condensed":	"Glc(b1-3)Ara(a1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	312.11
  },
  {
    "gtc_id":	"G27752QD",
    "iupac_condensed":	"Ara(a1-",
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  },
  {
    "gtc_id":	"G16579HJ",
    "iupac_condensed":	"Xyl(b1-",
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  }
]