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发明人郑宇鹏,郭海燕,徐明华. "A Process for Preparing High-Purity 2-{[(tert-butoxy)carbonyl]amino}-2-(2-ethyl-1,3-thiazol-4-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110725621 B, 授权公告日 2022-11-08.
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