| 英文同义词: | 4-Ethyl-4-hydroxy-3,4,12,14-tetrahydro-1H-pyrano[3,4:6,7]indolizino[1,2-b]quinolin;1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-;dl-Camptothecin;4-Ethyl-4-hydroxy-3,4,12,14-tetrahydro-1H-pyrano[3'4':6,7]indolizino[1,2-b]quinoline-3,14-dione |