preferred_name: choline + NAD(+) => betaine aldehyde + NADH + H(+)
preferred_name_lc: choline + nad(+) => betaine aldehyde + nadh + h(+)
label: choline + NAD(+) => betaine aldehyde + NADH + H(+)
label_lc: choline + nad(+) => betaine aldehyde + nadh + h(+)