(R)-3-hydroxybutanoate + NAD(+) => acetoacetate + NADH + H(+)
(r)-3-hydroxybutanoate + nad(+) => acetoacetate + nadh + h(+)
(R)-3-hydroxybutanoate + NAD(+) => acetoacetate + NADH + H(+)
(r)-3-hydroxybutanoate + nad(+) => acetoacetate + nadh + h(+)