trans-2-coumarate + NADH + H(+) => 3-(2-hydroxyphenyl)propanoate + NAD(+)
trans-2-coumarate + nadh + h(+) => 3-(2-hydroxyphenyl)propanoate + nad(+)
trans-2-coumarate + NADH + H(+) => 3-(2-hydroxyphenyl)propanoate + NAD(+)
trans-2-coumarate + nadh + h(+) => 3-(2-hydroxyphenyl)propanoate + nad(+)