[
  {
    "gtc_id":	"G40294LS",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	436.23
  },
  {
    "gtc_id":	"G33136YT",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	598.28
  }
]