preferred_name: The keratan chain can be capped by N-acetylneuraminic acid (Bos taurus)
preferred_name_lc: the keratan chain can be capped by n-acetylneuraminic acid (bos taurus)
label: The keratan chain can be capped by N-acetylneuraminic acid (Bos taurus)
label_lc: the keratan chain can be capped by n-acetylneuraminic acid (bos taurus)