发明人朱建伟,赵玉洁,沈红梅. "Method for the Synthesis of 6-[(2-tert-Butoxycarbonylaminoethyl)amino]-7-chloro-1-cyclopropyl-1,4-dihydro-4-oxo-quinoline-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 115693317 A, 授权公告日 2016-07-16.
发明人马晓峰,杨光,李文辉. "A Process for Preparing High-Purity 6-[(2-tert-Butoxycarbonylaminoethyl)amino]-7-chloro-1-cyclopropyl-1,4-dihydro-4-oxo-quinoline-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 113510391 A, 授权公告日 2018-01-20.
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