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发明人黄志刚,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity 2-(4-Amino-6-(difluoromethyl)-3-hydroxypyridin-2-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 115853918 A, 授权公告日 2022-01-18.
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