107868-30-4 6-Methyleneandrosta-1,4-diene-3,17-dione Androsta-1,4-diene-3,17-dione, 6-methylene- Aromasin EXEMESTANE Exemestane [USAN:INN:BAN] Exemestano [INN-Spanish] Exemestanum [INN-Latin] Fce 24304