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发明人郭海燕,高志强,林芳. "A Process for Preparing High-Purity (S)-Benzyl 2-(((S)-1-ethoxy-4-methyl-1-oxopentan-2-yl)carbamoyl)pyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 114712384 B, 授权公告日 2016-03-06.
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