11-Hydroxymethyl-20(RS)-camptothecin 4-Ethyl-4-hydroxy-8-(hydroxymethyl)-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione AIDS-130593 AIDS130593 NSC606173 {1H-Pyrano[3',4':6,} {7]indolizino[1,2-b]quinoline-3,14(4H,12H)-} dione, 4-ethyl-4-hydroxy-8-(hydroxymethyl)-, (+-)-