(S)-10-Amino-4-ethyl-4-hydroxy-1H-pyrano(3;,4':6,7)indolizino(1,2-b)quinoline-3,14(4H,12H)-dione 1H-Pyrano(3;,4':6,7)indolizino(1,2-b)quinoline-3,14(4H,12H)-dione, 10-amino-4-ethyl-4-hydroxy-, (S)- 9-Amino-20-camptothecin 9-Amino-cpt 9-Aminocamptothecin 91421-43-1 NSC 603071