[
  {
    "gtc_id":	"G89246EJ",
    "iupac_condensed":	"Man(b1-2)Man(a1-2)[Glc(a1-3)]Man(a1-2)Man(b1-3)GlcNAc(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	1031.35
  },
  {
    "gtc_id":	"G43382JE",
    "iupac_condensed":	"Man(b1-2)Man(a1-2)Man(a1-2)Man(b1-3)GlcNAc(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	869.3
  },
  {
    "gtc_id":	"G85501GP",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	null
  },
  {
    "gtc_id":	"G80188QH",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	null
  }
]