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