Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Cyclopentanohydrophenanthrene ring system doai
Inventor
active
11β-long-chain-substituted...
11&bgr; LONG-CHAIN SUBSTITUTED ESTRATRIENES, METHOD FOR...
11&bgr;-HALOGEN-7&agr;-SUBSTITUTED ESTRATRIENES, PROCESS FOR...
14,16.beta.-ethano-15.beta., 16(1)-cyclo-14.beta.-estra-1,3,5(10
14-.alpha., 17-.alpha.-C.sub.2 bridged norprogesterone derivativ
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