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发明人高志强,李文辉,韩伟. "A Process for Preparing High-Purity Tert-butyl (7s,8as)-7-(1h-tetrazol-1-yl)hexahydropyrrolo[1,2-a]pyrazine-2(1h)-carboxylate" [P]. 中国发明专利, 专利号 CN 113320460 A, 授权公告日 2016-06-10.
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