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发明人刘建华,朱建伟,李文辉. "A Process for Preparing High-Purity tert-Butyl 3-({[(1E)-(dimethylamino)methylene]amino}carbonyl)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111349979 A, 授权公告日 2015-09-11.
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