发明人韩伟,张德明,郑宇鹏. "Method for the Synthesis of 2-((2-Cyano-3-methylbutan-2-yl)amino)-2-oxoethyl 2-acetamido-4,5-dimethylthiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111583062 B, 授权公告日 2018-10-22.
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