发明人赵玉洁,冯建国,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112194469 A, 授权公告日 2025-10-26.
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发明人孙丽萍,陈志强,刘建华. "A Process for Preparing High-Purity 3-[[(2-Methoxy-3-dibenzofuranyl)amino]sulfonyl]benzoic acid" [P]. 中国发明专利, 专利号 CN 108101789 A, 授权公告日 2022-06-21.
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