1,2-.alpha.-Methylene chlor-.delta.-(4,6)-pregnadeine-17.alpha.-3,20-dione acetate 1,2.alpha.-Methylene-6-chloro-(sup 4,6)-pregnadiene-17.alpha.-ol-3,20-dione 17alpha-acetate 1,2.alpha.-Methylene-6-chloro-.delta.(sup 6)-17.alpha.-hydroxyprogesterone acetate 1,2.alpha.-Methylene-6-chloro-.delta.-(sup 4,6)-pregnadiene-17.alpha.-ol-3,20-dione acetate 1,2.alpha.-Methylene-6-chloro-pregna-4,6-diene-3,20-dione 17.alpha.-acetate 17.alpha.-Acetoxy-6-chloro-1.alpha.,2.alpha.-methylenepregna-4,6-diene-3,20-dione 3'H-Cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione, 17-(acetyloxy)-6-chloro-1,2-dihydro-, (1.beta.,2.beta.)- 3'H-Cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione, 6-chloro-1.beta.,2.beta.-dihydro-17-hydroxy-, acetate 3'H-Cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione, 6-chloro-1.beta.,2.beta.-dihydro-17-hydroxy-,acetate 427-51-0 6-Chloro-.delta.(sup 6)-1,2.alpha.-methylene-17.alpha.-hydroxyprogesterone acetate 6-Chloro-1,2.alpha.-methylene-17.alpha.-hydroxy-.delta.(sup 6)-progesterone acetate 6-Chloro-1,2.alpha.-methylene-6-dehydro-17.alpha.-hydroxyprogesterone acetate 6-Chloro-1.beta.,2.beta.-dihydro-17-hydroxy-3'H-cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione acetate 6-Chloro-17-hydroxy-1.alpha.,2.alpha.-methylenepregna-4,6-diene-3,20-dione acetate Androcur Cyprosterone acetate Cyproteron acetate Cyproteron-r acetate Cyproterone 17-O-acetate Cyproterone 17.alpha.-acetate Cyproterone Acetate Cyproteroneacetate NSC81430 Pregna-4,6-diene-3,20-dione, 6-chloro-17-hydroxy-1.alpha.,2.alpha.-methylene-, acetate Progesterone, 6-chloro-6-dehydro-17-hydroxy-1.alpha.,2.alpha.-methylene-, acetate Progesterone, 6-chloro-6-dehydro-17.alpha.-hydroxy-1,2.alpha.-methylene, acetate SH 714 SH 80714 SH-714 WLN: L F3 E6 D665 IV JU LUTJ A1 E1 RV1 RQ