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发明人周伟,冯建国,李文辉. "A Process for Preparing High-Purity 3-Amino-6-methyl-1-(1-oxo-1-(piperidin-1-yl)propan-2-yl)pyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 108883631 B, 授权公告日 2020-06-12.
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