发明人李文辉,冯建国,刘建华. "Method for the Synthesis of [(S)-1-((S)-2-Amino-3-methyl-butyryl)-piperidin-3-yl]-carbamic acid benzyl ester" [P]. 中国发明专利, 专利号 CN 111858461 B, 授权公告日 2023-03-15.
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