[
  {
    "gtc_id":	"G12340VN",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  },
  {
    "gtc_id":	"G74036VI",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	1521.37
  },
  {
    "gtc_id":	"G30365EP",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	null
  },
  {
    "gtc_id":	"G47774TB",
    "iupac_condensed":	"L-QuiNAc4P(a1-3)GlcNAc(a1-3)Qui4NAc(b1-3)Gal-ol",
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	839.29
  },
  {
    "gtc_id":	"G58779YJ",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	1069.31
  },
  {
    "gtc_id":	"G60275FD",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	1478.33
  },
  {
    "gtc_id":	"G88250XT",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Fully-defined saccharide",
    "mass":	1478.33
  },
  {
    "gtc_id":	"G32169QB",
    "iupac_condensed":	null,
    "motif":	null,
    "subsumption":	"Linkage-defined saccharide",
    "mass":	907.26
  }
]