title: Carcinogenic nitrogen compounds. LXXVI. Penta- and hexa-cycle indenoindoles.
mesh_terms: D002273:Carcinogens / Q000138:chemical synthesis*; D004790:Enzyme Induction; D007192:Indenes / Q000138:chemical synthesis*; D007211:Indoles / Q000138:chemical synthesis*
chemical_list: D002273:Carcinogens; D007192:Indenes; D007211:Indoles