preferred_name: Addition of GlcNAc to the glycan on the A arm (Rattus norvegicus)
preferred_name_lc: addition of glcnac to the glycan on the a arm (rattus norvegicus)
label: Addition of GlcNAc to the glycan on the A arm (Rattus norvegicus)
label_lc: addition of glcnac to the glycan on the a arm (rattus norvegicus)