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发明人马晓峰,徐明华,陈志强. "A Process for Preparing High-Purity N-[1-((S)-2-Amino-3-methyl-butyryl)-pyrrolidin-2-ylmethyl]-acetamide" [P]. 中国发明专利, 专利号 CN 108108657 B, 授权公告日 2019-08-01.
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