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(+)