17β-amino and hydroxylamino-11 β-arylsteroids...

Details 17β-amino and hydroxylamino-11 β-arylsteroids... 17β-amino and hydroxylamino-11 β-arylsteroids...

2006-03-28

2006-03-28

Coleman, Brenda (Department: 1624)

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Cyclopentanohydrophenanthrene ring system doai

C514S176000, C514S177000, C540S106000

Reexamination Certificate

active

07018991

ABSTRACT:
The invention is directed to a novel class of steroids which exhibit potent antiprogestational activity.

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