Methyl (3β,4β,5α,12β,19α)-4-acetoxy-15-[(12S,14R)-16-ethyl-12-(methoxycarbonyl)-1,10-diazatetracyclo[12.3.1.0~3,11~.0~4,9~]octadeca-3(11),4,6,8,15-pentaen-12-yl]-3-hydroxy-16-methoxy- 1-methyl-6,7-didehydroaspidospermidine-3-carboxylate

(3β,4β,5α,12β,19α)-4-Acétoxy-15-[(12S,14R)-16-éthyl-12-(méthoxycarbonyl)-1,10-diazatétracyclo[12.3.1.0~3,11~.0~4,9~]octadéca-3(11),4,6,8,15-pentaén-12-yl]-3-hydroxy-16-méthoxy-1-méthy l-6,7-didéhydroaspidospermidine-3-carboxylate de méthyle

Aspidospermidine-3-carboxylic acid, 4-(acetyloxy)-6,7-didehydro-15-[(6R,8S)-4-ethyl-1,3,6,7,8,9-hexahydro-8-(methoxycarbonyl)-2,6-methano-2H-azecino[4,3-b]indol-8-yl]-3-hydroxy-16-methoxy-1-methyl-, m ethyl ester, (3β,4β,5α,12β,19α)-

Methyl (3β,4β,5α,12β,19α)-4-acetoxy-15-[(12S,14R)-16-ethyl-12-(methoxycarbonyl)-1,10-diazatetracyclo[12.3.1.0~3,11~.0~4,9~]octadeca-3(11),4,6,8,15-pentaen-12-yl]-3-hydroxy-16-methoxy- 1-methyl-6,7-didehydroaspidospermidine-3-carboxylate

Methyl-(3β,4β,5α,12β,19α)-4-acetoxy-15-[(12S,14R)-16-ethyl-12-(methoxycarbonyl)-1,10-diazatetracyclo[12.3.1.0~3,11~.0~4,9~]octadeca-3(11),4,6,8,15-pentaen-12-yl]-3-hydroxy-16-methoxy- 1-methyl-6,7-didehydroaspidospermidin-3-carboxylat