发明人冯建国,孙丽萍,高志强. "Method for the Synthesis of N-((3-Methyl-1,2,4-oxadiazol-5-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide" [P]. 中国发明专利, 专利号 CN 115972706 A, 授权公告日 2018-01-18.
发明人王建平,陈志强,沈红梅. "A Process for Preparing High-Purity N-((3-Methyl-1,2,4-oxadiazol-5-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-6-sulfonamide" [P]. 中国发明专利, 专利号 CN 116603458 A, 授权公告日 2016-11-04.
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