Camptothecin.
D000970:Antineoplastic Agents / Q000494:pharmacology; D002166:Camptothecin / Q000032:analysis* / Q000096:biosynthesis / Q000138:chemical synthesis / Q000494:pharmacology; D055598:Chemical Phenomena; D002621:Chemistry; D007211:Indoles; D008722:Methods; D008968:Molecular Conformation; D010946:Plants, Medicinal / Q000032:analysis; D011804:Quinolines
D000970:Antineoplastic Agents; D007211:Indoles; D011804:Quinolines; D002166:Camptothecin