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发明人冯建国,杨光,周伟. "A Process for Preparing High-Purity (R)-3-[((S)-2-Amino-3-methyl-butyryl)-ethyl-amino]-piperidine-1-carboxylic acid tert-butyl ester" [P]. 中国发明专利, 专利号 CN 116702803 A, 授权公告日 2022-02-22.
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