(R)-dihydrolipoamide + NAD(+) <=> (R)-lipoamide + NADH + H(+)
(r)-dihydrolipoamide + nad(+) <=> (r)-lipoamide + nadh + h(+)
(R)-dihydrolipoamide + NAD(+) <=> (R)-lipoamide + NADH + H(+)
(r)-dihydrolipoamide + nad(+) <=> (r)-lipoamide + nadh + h(+)