11H-1,4-Dioxino(2,3-g)pyrano(3',4':6,7)indolizino(1,2-b)quinoline-9,12(8H,14H)-dione, 8-ethyl-2,3-dihydro-8-hydroxy-15-((4-methyl-1-piperazinyl)methyl)-, (8S)- 149882-10-0 GG 211 Gi 147211 Lurtotecan NX 211 OSI-211