chenodeoxycholate + NAD(+) <=> 7-oxolithocholate + NADH + H(+)
chenodeoxycholate + nad(+) <=> 7-oxolithocholate + nadh + h(+)
chenodeoxycholate + NAD(+) <=> 7-oxolithocholate + NADH + H(+)
chenodeoxycholate + nad(+) <=> 7-oxolithocholate + nadh + h(+)