[
  {
    "gtc_id":	"G19202ZR",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	null
  },
  {
    "gtc_id":	"G35696XI",
    "iupac_condensed":	"GlcA2,3NAc2(b1-4)GlcA2,3NAc2(b1-4)GlcA2,3NAc2(a1-3)Gal-ol",
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	956.33
  },
  {
    "gtc_id":	"G11343FS",
    "iupac_condensed":	"GlcA2,3NAc2(b1-4)GlcA2,3NAc2(b1-4)GlcA2,3NAc2(a1-3)Gal",
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	954.32
  }
]