英文别名Irinotecan 12-Hydroxy Impurity; Irinotecan Impurity 4; (4S)-4,11-Diethyl-4,12-dihydroxy-9-[(4-piperidinopiperidino)carbonyloxy]-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione; [1,4'-Bipiperidine]-1'-carboxylic Acid (4S)-4,11-diethyl-3,4,12,14-tetrahydro-4,12-dihydroxy-3,14-dioxo-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-9-yl Ester; Irinotecan Impurity M; RPR 112524; (4S)-4,11-diethyl-4,12-dihydroxy; Irinotecan EP Impurity M; (4S)-4,11-diethyl-4,12-dihydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-9-yl [1,4'-bipiperidine]-1'-carboxylate; [(19S)-10,19-diethyl-12,19-dihydroxy-14,18-dioxo-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4(9),5,7,10,15(20)-heptaen-7-yl] 4-piperidin-1-ylpiperidine-1-carboxylate; [(19S)-10,19-diethyl-12,19-dihydroxy-14,18-dioxo-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4(9),5,7,10,15(20)-heptaen-7-yl] 4-(1-piperidyl)piperidine-1-carboxylate 
