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发明人黄志刚,周伟,沈红梅. "A Process for Preparing High-Purity 2-(Aminomethyl)-5-(difluoromethyl)-6-methoxypyridine-3-acetonitrile" [P]. 中国发明专利, 专利号 CN 115933701 B, 授权公告日 2022-08-15.
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