[
  {
    "gtc_id":	"G69917FQ",
    "iupac_condensed":	"Man(a1-3)[Man(a1-6)][Xyl(b1-2)]Man(b1-4)GlcNAc(b1-4)GlcNAc-ol",
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	1044.39
  }
]