17.beta.-nitro-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., Shetty, RS., Bartley, GS., & Lee, DY. (2000). IPC No. U.S. 17.beta.-nitro-11.beta.-arylsteroids and their derivatives having agonist or antagonist hormonal properties. (Patent No. 6093707).