preferred_name: CMP-N-acetyl-7-O-acetyl-beta-neuraminate => CMP-N-acetyl-8-O-acetyl-beta-neuraminate
preferred_name_lc: cmp-n-acetyl-7-o-acetyl-beta-neuraminate => cmp-n-acetyl-8-o-acetyl-beta-neuraminate
label: CMP-N-acetyl-7-O-acetyl-beta-neuraminate => CMP-N-acetyl-8-O-acetyl-beta-neuraminate
label_lc: cmp-n-acetyl-7-o-acetyl-beta-neuraminate => cmp-n-acetyl-8-o-acetyl-beta-neuraminate