preferred_name: Addition of GlcNAc to the glycan on the A arm (Caenorhabditis elegans)
preferred_name_lc: addition of glcnac to the glycan on the a arm (caenorhabditis elegans)
label: Addition of GlcNAc to the glycan on the A arm (Caenorhabditis elegans)
label_lc: addition of glcnac to the glycan on the a arm (caenorhabditis elegans)