title: Aspects of stereochemistry. XIX. Directive effects of remote substituents on the alkaline epoxidation of 3-oxo-delta-4-steroids.
mesh_terms: D000731:Androstanes; D055598:Chemical Phenomena; D002621:Chemistry; D002776:Cholestanes; D004988:Ethers, Cyclic; D010084:Oxidation-Reduction; D011278:Pregnanes
chemical_list: D000731:Androstanes; D002776:Cholestanes; D004988:Ethers, Cyclic; D011278:Pregnanes