发明人徐明华,钱学锋,杨光. "Method for the Synthesis of Methyl 3-[4-(4-methoxybenzenesulfonamido)phenoxy]thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113769919 A, 授权公告日 2020-01-22.
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