3-phenylpropanoate + NAD(+) => (E)-cinnamate + NADH + H(+)
3-phenylpropanoate + nad(+) => (e)-cinnamate + nadh + h(+)
3-phenylpropanoate + NAD(+) => (E)-cinnamate + NADH + H(+)
3-phenylpropanoate + nad(+) => (e)-cinnamate + nadh + h(+)