合成制备了此杂质并进行结构确证。

The impurity was synthesized and the structure was identified.

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并由红外光谱和质谱确证了它的结构。

It was identified by IR and mass spectra.

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目的确证L-甲基多巴的结构。

OBJECTIVE To identify the structure of L-methyldopa.

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目的确证L-甲基多巴的结构。

OBJECTIVE To identify the structure of L-methyldopa.

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