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发明人李文辉,郑宇鹏,杨光. "A Process for Preparing High-Purity N1-(tert-Butyl)-N2-((1-(thiophen-2-ylmethyl)piperidin-4-yl)methyl)oxalamide" [P]. 中国发明专利, 专利号 CN 117654339 B, 授权公告日 2022-09-20.
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