35903-43-6 Camptothecin hydroxy acid, N-methylamide Indolizino[1,2-b]quinoline-7-acetamide, .alpha.-ethyl-9,11- dihydro-.alpha.-hydroxy-8-(hydroxymethyl)-N-methyl-9-oxo-, (S)- NSC106609 Secocamptothecin N-methylamide