发明人王建平,刘建华,徐明华. "Method for the Synthesis of 2-(Difluoromethyl)-6-hydroxy-5-(trifluoromethoxy)pyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 113600641 A, 授权公告日 2024-02-13.
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