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发明人王建平,赵玉洁,杨光. "A Process for Preparing High-Purity 5-oxo-1-(piperidin-4-yl)pyrrolidine-3-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 112998099 B, 授权公告日 2023-01-17.
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