Plant antitumor agents. IV. An approach toward the synthesis of camptothecin.
D000470:Alkaloids / Q000138:chemical synthesis*; D000970:Antineoplastic Agents / Q000138:chemical synthesis*; D007938:Leukemia; D011804:Quinolines / Q000138:chemical synthesis
D000470:Alkaloids; D000970:Antineoplastic Agents; D011804:Quinolines