芦竹碱和乙酰氨基丙二酸二乙酯在碱性条件下缩合，得缩合物。

Under the alkali conditions, the gramine condension with diethyl acetamidomalonate to obtain the condensation compound.

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芦竹碱和乙酰氨基丙二酸二乙酯在碱性条件下缩合，得缩合物。

Under the alkali conditions, the gramine condension with diethyl acetamidomalonate to obtain the condensation compound.

youdao