all-trans-4-hydroxyretinal + NADH + H(+) => all-trans-4-hydroxyretinol + NAD(+)
all-trans-4-hydroxyretinal + nadh + h(+) => all-trans-4-hydroxyretinol + nad(+)
all-trans-4-hydroxyretinal + NADH + H(+) => all-trans-4-hydroxyretinol + NAD(+)
all-trans-4-hydroxyretinal + nadh + h(+) => all-trans-4-hydroxyretinol + nad(+)