165659-77-8 2H-3,7-Methanoazacycloundecino(5,4-b)indole-9-carboxylic acid, 9-((2beta,3beta,5alpha,12beta,19alpha)-3'-(2-chloroethyl)-6,7-didehydro-16-methoxy-1-methyl-2',4'-dioxospiro(aspidospermidine-3,5'-oxazolidin)-15-yl)-5-ethyl-1,4,5,6,7,8,9,10-octahydro-5-hydroxy-, methyl ester, (3R-(3R*,5S*,7R*,9S*))- 3''-(beta-Chloroethyl)-2'',4''-dioxo-3,5''-spirooxazolidino-4-deacetoxyvinblastine KAR 2 KAR-2 Methyl (3R-(3R*,5S*,7R*,9S*))-9-((2beta,3beta,5alpha,12beta,19alpha)-3'-(2-chloroethyl)-6,7-didehydro-16-methoxy-1-methyl-2',4'-dioxospiro(aspidospermidine-3,5'-oxazolidin)-15-yl)-5-ethyl-1,4,5,6,7,8,9,10-octahydro-5-hydroxy-2H-3,7-methanoazacycloundecino(5,4-b)indole-9-carboxylate