17beta-Hydroxy-6-alpha-methyl-17-(1-propynyl)androst-4-en-3-one monohydrate 41354-30-7 79-64-1 Androst-4-en-3-one, 17-hydroxy-6-methyl-17-(1-propynyl)-, monohydrate, (6alpha,17beta)- Dimethisterone [USAN:BAN:INN] Dimethisterone hydrate