10a,12a-Dimethyl-6-oxo-1,2,3,3a,3b,4,5,5a,6,7,10,10a,10b,11,12,12a-hexadecahydrocyclopenta[5,6]naphtho[1,2-f]indazol-1-yl acetate AIDS-133953 AIDS133953 NSC631071 {17-.Beta.-Acetoxy-5-.alpha.-androstano[2,3-d]pyrazol-4-one}