[
  {
    "gtc_id":	"G37206GJ",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	null
  },
  {
    "gtc_id":	"G67069KV",
    "iupac_condensed":	"Glc(b1-2)[Xyl(b1-6)]Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	474.16
  },
  {
    "gtc_id":	"G66351UH",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	null
  },
  {
    "gtc_id":	"G10153OG",
    "iupac_condensed":	"Glc(b1-2)GlcA(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	356.1
  },
  {
    "gtc_id":	"G18087QA",
    "iupac_condensed":	"Araf(a1-4)GlcA(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	326.08
  },
  {
    "gtc_id":	"G79808WB",
    "iupac_condensed":	"Xyl(b1-?)Araf(a1-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	444.15
  },
  {
    "gtc_id":	"G74556OQ",
    "iupac_condensed":	"Xyl(b1-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	312.11
  },
  {
    "gtc_id":	"G04295FF",
    "iupac_condensed":	"Xyl(b1-4)Ara(a1-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	444.15
  },
  {
    "gtc_id":	"G27854BF",
    "iupac_condensed":	"Araf(a1-6)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	312.11
  },
  {
    "gtc_id":	"G34173AX",
    "iupac_condensed":	"Glc6Ac(b1-2)Glc(b1-",
    "motif":	"[{\"label\":\"Glucosylceramide\",\"id\":\"G71142DF\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	384.13
  },
  {
    "gtc_id":	"G80753ZP",
    "iupac_condensed":	"Glc",
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  },
  {
    "gtc_id":	"G97103MN",
    "iupac_condensed":	"Glc?(?1-?)Glc",
    "motif":	null,
    "subsumption":	"Topology",
    "mass":	342.12
  }
]