phloretate + NAD(+) <=> (E)-4-coumarate + NADH + H(+)
phloretate + nad(+) <=> (e)-4-coumarate + nadh + h(+)
phloretate + NAD(+) <=> (E)-4-coumarate + NADH + H(+)
phloretate + nad(+) <=> (e)-4-coumarate + nadh + h(+)