发明人何建平,郭海燕,冯建国. "Method for the Synthesis of 2-(4-Chloro-5-(difluoromethyl)-2-methoxypyridin-3-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 116125326 A, 授权公告日 2021-07-01.
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