(E)-caffeyl alcohol + NADP(+) = (E)-caffeyl aldehyde + NADPH + H(+)
(e)-caffeyl alcohol + nadp(+) = (e)-caffeyl aldehyde + nadph + h(+)
(E)-caffeyl alcohol + NADP(+) = (E)-caffeyl aldehyde + NADPH + H(+)
(e)-caffeyl alcohol + nadp(+) = (e)-caffeyl aldehyde + nadph + h(+)