[
  {
    "gtc_id":	"G42785IS",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	1228.4
  },
  {
    "gtc_id":	"G66965JD",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	1308.36
  },
  {
    "gtc_id":	"G17771VR",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	1116.3
  },
  {
    "gtc_id":	"G20726EG",
    "iupac_condensed":	"?-GalA4Me(?1-4)?-GalA(?1-5)Kdn",
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	634.16
  }
]