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发明人李文辉,陈志强,刘建华. "A Process for Preparing High-Purity 4-Chloro-2-(difluoromethyl)-5-(trifluoromethyl)pyridin-3-ol" [P]. 中国发明专利, 专利号 CN 111396316 B, 授权公告日 2024-04-13.
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