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