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发明人赵玉洁,陈志强,杨光. "A Process for Preparing High-Purity 2-(Bromomethyl)-4-chloro-6-cyano-3-(difluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 108991484 A, 授权公告日 2022-10-08.
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