1778-02-5 Antofin Artivis Enescorb NSC64827 Pregenolone acetate Pregn-5-en-20-one, 3-(acetyloxy)-, (3.beta.)- Pregn-5-en-20-one, 3.beta.-hydroxy-, acetate Pregnenolone acetate Pregnenolone-3-acetate Previsone Sharmone