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发明人王建平,沈红梅,张德明. "A Process for Preparing High-Purity cis-4-((tert-Butoxycarbonyl)amino)pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115743226 B, 授权公告日 2020-07-26.
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