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发明人郑宇鹏,陈志强,李文辉. "Method for the Synthesis of 2-(Chloromethyl)-5-cyano-3-(difluoromethyl)pyridine-4-acetonitrile" [P]. 中国发明专利, 专利号 CN 113435370 B, 授权公告日 2022-07-22.
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