(6R)-2,2,6-trimethyl-1,4-cyclohexanedione + NADH + H(+) => (4R)-hydroxy-(6R)-2,2,6-trimethylcyclohexanone + NAD(+)
(6r)-2,2,6-trimethyl-1,4-cyclohexanedione + nadh + h(+) => (4r)-hydroxy-(6r)-2,2,6-trimethylcyclohexanone + nad(+)
(6R)-2,2,6-trimethyl-1,4-cyclohexanedione + NADH + H(+) => (4R)-hydroxy-(6R)-2,2,6-trimethylcyclohexanone + NAD(+)
(6r)-2,2,6-trimethyl-1,4-cyclohexanedione + nadh + h(+) => (4r)-hydroxy-(6r)-2,2,6-trimethylcyclohexanone + nad(+)