butanal + NAD(+) + CoA = butanoyl-CoA + NADH + H(+)
butanal + nad(+) + coa = butanoyl-coa + nadh + h(+)
butanal + NAD(+) + CoA = butanoyl-CoA + NADH + H(+)
butanal + nad(+) + coa = butanoyl-coa + nadh + h(+)