[
  {
    "gtc_id":	"G15255MA",
    "iupac_condensed":	"Ribf(b1-",
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  },
  {
    "gtc_id":	"G97505PI",
    "iupac_condensed":	"GlcN6N(a1-",
    "motif":	null,
    "subsumption":	null,
    "mass":	null
  }
]