101156-38-1 Aspidospermidine-3-carboxylic acid, 4-(acetyloxy)-6,7-didehydro-15-[(3β,5α,7β,12R,19α)-1,2-didehydro-7-ethyl-7-hydroxy-3-(methoxycarbonyl)-20,21-dinoraspidospermidin-3-yl]-1-formyl-3-hydroxy-16-methoxy-, methyl ester, (2β,3β,4β,5α,12R,19α)-

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