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发明人胡光,朱建伟,郑宇鹏. "A Process for Preparing High-Purity 1-benzyl-3-thien-2-yl-1H-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113303820 A, 授权公告日 2016-07-14.
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