title: Studies in antifertility agents: part XIV--SECO-Steroids VII: Synthesis of 2 alpha- & 2 beta, 6 beta-dimethyl-3 beta-(p-hydroxyphenyl)-trans-bicyclo-(4.3.0)nonan-7-ones & some related compounds.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003270:Contraceptive Agents / Q000138:chemical synthesis*; D006067:Gonanes / Q000138:chemical synthesis; D012632:Secosteroids / Q000138:chemical synthesis*
chemical_list: D003270:Contraceptive Agents; D006067:Gonanes; D012632:Secosteroids