17.beta.-amino and hydroxylamino-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties
The invention is directed to a novel class of steroids whichexhibit potent antiprogestational activity.
Citation
Cook, C., Kepler, J., Bartley, GS., & Shetty, RS. (2003). IPC No. U.S. 17.beta.-amino and hydroxylamino-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties. (Patent No. 6620801).