5alpha-pregnane-3,20-dione + NADH + H(+) => 3beta-hydroxy-5alpha-pregnane-20-one + NAD(+)
5alpha-pregnane-3,20-dione + nadh + h(+) => 3beta-hydroxy-5alpha-pregnane-20-one + nad(+)
5alpha-pregnane-3,20-dione + NADH + H(+) => 3beta-hydroxy-5alpha-pregnane-20-one + NAD(+)
5alpha-pregnane-3,20-dione + nadh + h(+) => 3beta-hydroxy-5alpha-pregnane-20-one + nad(+)