17-alpha,21-Dihydroxypregna-4,9(11)-diene-3,20-dione 21-acetate 7753-60-8 AL-3789 Anecortave Anecortave acetate Anecortave acetate [USAN] EINECS 231-812-5 NSC 15475 NSC 24345 Pregna-4,9(11)-diene-3,20-dione, 21-(acetyloxy)-17-hydroxy- Retaane suspension