发明人周伟,胡光,徐明华. "Method for the Synthesis of 2-(2-Bromo-5-chloro-4-(difluoromethyl)pyridin-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112892986 A, 授权公告日 2019-03-02.
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