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发明人赵玉洁,何建平,冯建国. "A Process for Preparing High-Purity 3-(4-Fluorophenylsulfanyl)-5-trifluoromethylpyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114367990 A, 授权公告日 2019-09-17.
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