11-beta-Hydroxypregn-4-ene-3,20-dione 11-beta-Hydroxyprogesterone 11beta-Hydroxyprogesterone 21-Deoxycorticosterone 600-57-7 EINECS 209-995-8 NSC 15469 Pregn-4-ene-3,20-dione, 11-beta-hydroxy- Pregn-4-ene-3,20-dione, 11-hydroxy-, (11-beta)- Pregn-4-ene-3,20-dione, 11-hydroxy-, (11beta)- (9CI) Pregn-4-ene-3,20-dione, 11beta-hydroxy- (8CI)