| 化学表述 |
methyl (3R,5S,7R,9S)-9-[3'-(2-chloroethyl)-6,7-didehydro-4β-hydroxy-16-methoxy-1-methyl-2',4'-dioxo-2β,3β,5α,12β,19α-spiro[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 4'-acetate (ester) |
