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发明人韩伟,马晓峰,黄志刚. "A Process for Preparing High-Purity 4-(4-Chlorophenyl)-6-(4-(trifluoromethyl)phenyl)-4,5-dihydropyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 112740914 A, 授权公告日 2021-02-21.
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