preferred_name: UMP(in) + CMP-N-acetyl-beta-neuraminate(out) => UMP(out) + CMP-N-acetyl-beta-neuraminate(in)
preferred_name_lc: ump(in) + cmp-n-acetyl-beta-neuraminate(out) => ump(out) + cmp-n-acetyl-beta-neuraminate(in)
label: UMP(in) + CMP-N-acetyl-beta-neuraminate(out) => UMP(out) + CMP-N-acetyl-beta-neuraminate(in)
label_lc: ump(in) + cmp-n-acetyl-beta-neuraminate(out) => ump(out) + cmp-n-acetyl-beta-neuraminate(in)