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发明人沈红梅,郑宇鹏,张德明. "Method for the Synthesis of N-4,5-dihydro-1H-imidazol-2-ylthiophene-2-sulfonamide" [P]. 中国发明专利, 专利号 CN 113487958 A, 授权公告日 2015-09-04.
发明人赵玉洁,唐晓军,冯建国. "A Process for Preparing High-Purity N-4,5-dihydro-1H-imidazol-2-ylthiophene-2-sulfonamide" [P]. 中国发明专利, 专利号 CN 113245456 B, 授权公告日 2018-03-13.
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