发明人马晓峰,冯建国,黄志刚. "Method for the Synthesis of 7-Chloro-N-(3-chlorophenyl)-3,4-dihydro-2H-1,4-benzothiazine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 113643021 B, 授权公告日 2015-03-14.
发明人韩伟,冯建国,林芳. "A Process for Preparing High-Purity 7-Chloro-N-(3-chlorophenyl)-3,4-dihydro-2H-1,4-benzothiazine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 109534696 A, 授权公告日 2020-04-12.
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