发明人张德明,马晓峰,冯建国. "Method for the Synthesis of Methyl 2-(4-(N,N-diethylsulfamoyl)benzamido)thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112551529 B, 授权公告日 2017-04-02.
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