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发明人胡光,郑宇鹏,李文辉. "A Process for Preparing High-Purity 1H-pyrido[2,3-b][1,4]thiazin-2(3H)-one hydrochloride" [P]. 中国发明专利, 专利号 CN 108810250 A, 授权公告日 2019-09-23.
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