(S)-malate + NAD(+) <=> oxaloacetate + NADH + H(+)
(s)-malate + nad(+) <=> oxaloacetate + nadh + h(+)
(S)-malate + NAD(+) <=> oxaloacetate + NADH + H(+)
(s)-malate + nad(+) <=> oxaloacetate + nadh + h(+)