11beta,17beta-dihydroxyandrost-4-ene-3-one + NADP(+) => 11beta-hydroxyandrost-4-ene-3,17-dione + NADPH + H(+)
11beta,17beta-dihydroxyandrost-4-ene-3-one + nadp(+) => 11beta-hydroxyandrost-4-ene-3,17-dione + nadph + h(+)