[
  {
    "gtc_id":	"G74031HT",
    "iupac_condensed":	"Gal(a1-6)GalNAc",
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	383.14
  },
  {
    "gtc_id":	"G10096QZ",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	null
  },
  {
    "gtc_id":	"G86206ML",
    "iupac_condensed":	null,
    "motif":	"[{\"label\":\"Mannose\",\"id\":\"G70323CJ\"},{\"label\":\"O-Mannose\",\"id\":\"G70323CJ\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	null
  }
]