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发明人胡光,钱学锋,孙丽萍. "A Process for Preparing High-Purity 1-(5-Methylthiophene-2-carbonyl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113784950 A, 授权公告日 2016-01-04.
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