[
  {
    "gtc_id":	"G57321FI",
    "iupac_condensed":	"GalNAc(a1-",
    "motif":	"[{\"label\":\"Tn antigen\",\"id\":\"G57321FI\"}]",
    "subsumption":	null,
    "mass":	null
  },
  {
    "gtc_id":	"G65889KE",
    "iupac_condensed":	"Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	null,
    "mass":	null
  },
  {
    "gtc_id":	"G53795EM",
    "iupac_condensed":	"Gal(a1-4)Gal(b1-6)Gal(b1-6)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	666.22
  },
  {
    "gtc_id":	"G67988RO",
    "iupac_condensed":	"Gal(a1-4)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	342.12
  },
  {
    "gtc_id":	"G10410FW",
    "iupac_condensed":	"Fuc(a1-3)Gal(b1-6)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	488.17
  },
  {
    "gtc_id":	"G44606HG",
    "iupac_condensed":	"Gal(b1-6)[Fuc(a1-3)]Gal(b1-6)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	650.23
  },
  {
    "gtc_id":	"G94974RN",
    "iupac_condensed":	"Gal(b1-6)Gal(b1-6)Gal(b1-6)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	666.22
  },
  {
    "gtc_id":	"G08539FO",
    "iupac_condensed":	"Gal(b1-6)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	342.12
  },
  {
    "gtc_id":	"G29570QA",
    "iupac_condensed":	"Gal(b1-6)Gal(b1-6)Gal(b1-",
    "motif":	"[{\"label\":\"Galactosylceramide\",\"id\":\"G65889KE\"}]",
    "subsumption":	"Fully-defined saccharide",
    "mass":	504.17
  }
]