2-butyne-1,4-diol + NAD(+) = 4-hydroxy-2-butynal + NADH + H(+)
2-butyne-1,4-diol + nad(+) = 4-hydroxy-2-butynal + nadh + h(+)
2-butyne-1,4-diol + NAD(+) = 4-hydroxy-2-butynal + NADH + H(+)
2-butyne-1,4-diol + nad(+) = 4-hydroxy-2-butynal + nadh + h(+)