butanoate + ATP + NADPH + H(+) => butanal + AMP + diphosphate + NADP(+)
butanoate + atp + nadph + h(+) => butanal + amp + diphosphate + nadp(+)
butanoate + ATP + NADPH + H(+) => butanal + AMP + diphosphate + NADP(+)
butanoate + atp + nadph + h(+) => butanal + amp + diphosphate + nadp(+)