11.beta.-aryl-17, 17-spirothiolane-substituted steroids
Cook, C., Shetty, R. S., Kepler, J., & Lee, D. Y. (2000). IPC No. U.S.11.beta.-aryl-17, 17-spirothiolane-substituted steroids (Patent No. 6043235.)
The invention is directed to 11.beta.-aryl-17,17-spirothiolane substituted steroid compounds of formula (I) exhibiting binding to the progestin receptor. ##STR1## Also disclosed are methods of using and process of making the compounds.