dehydrospermidine + NADH + H(+) => spermidine + NAD(+)
dehydrospermidine + nadh + h(+) => spermidine + nad(+)
dehydrospermidine + NADH + H(+) => spermidine + NAD(+)
dehydrospermidine + nadh + h(+) => spermidine + nad(+)