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发明人张德明,杨光,陈志强. "A Process for Preparing High-Purity 2-((2-Hydroxyethyl)(methyl)amino)-1-(2-methylpiperidin-1-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 113928563 A, 授权公告日 2025-10-05.
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