preferred_name: CMP-N-beta-acetyl-8-O-acetylneuraminate => CMP-N-beta-acetyl-9-O-acetylneuraminate
preferred_name_lc: cmp-n-beta-acetyl-8-o-acetylneuraminate => cmp-n-beta-acetyl-9-o-acetylneuraminate
label: CMP-N-beta-acetyl-8-O-acetylneuraminate => CMP-N-beta-acetyl-9-O-acetylneuraminate
label_lc: cmp-n-beta-acetyl-8-o-acetylneuraminate => cmp-n-beta-acetyl-9-o-acetylneuraminate