[
  {
    "gtc_id":	"G77782LX",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	875.23
  },
  {
    "gtc_id":	"G73320CS",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	1077.41
  }
]