[
  {
    "gtc_id":	"G10153OG",
    "iupac_condensed":	"Glc(b1-2)GlcA(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	356.1
  },
  {
    "gtc_id":	"G86895ND",
    "iupac_condensed":	"Rha(b1-2)Glc(b1-2)GlcA(b1-",
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	502.15
  }
]