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发明人郭海燕,黄志刚,沈红梅. "A Process for Preparing High-Purity 3-(4-Bromo-1-methyl-1h-pyrazol-5-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 114705339 B, 授权公告日 2015-02-22.
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