dihydroferulate + NAD(+) = (E)-ferulate + NADH + H(+)
dihydroferulate + nad(+) = (e)-ferulate + nadh + h(+)
dihydroferulate + NAD(+) = (E)-ferulate + NADH + H(+)
dihydroferulate + nad(+) = (e)-ferulate + nadh + h(+)