发明人赵玉洁,林芳,沈红梅. "Method for the Synthesis of 3-[1-(Dimethylcarbamoyl)ethoxy]-N,N-dimethylthiophene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 117642054 B, 授权公告日 2017-12-10.
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