title: Potentially carcinogenic cyclopenta(a)phenanthrenes. VI. 1,2,3,4-Tetrahydro-17-ketones.
mesh_terms: D002273:Carcinogens / Q000138:chemical synthesis*; D003500:Cyclization; D003517:Cyclopentanes / Q000138:chemical synthesis; D006067:Gonanes / Q000138:chemical synthesis; D010616:Phenanthrenes / Q000138:chemical synthesis*; D013056:Spectrophotometry, Ultraviolet
chemical_list: D002273:Carcinogens; D003517:Cyclopentanes; D006067:Gonanes; D010616:Phenanthrenes