发明人刘建华,钱学锋,李文辉. "Method for the Synthesis of 2-(4-(Difluoromethyl)-6-methoxy-3-nitropyridin-2-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 117243975 A, 授权公告日 2025-03-18.
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