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发明人朱建伟,罗永刚,刘建华. "Method for the Synthesis of Tert-butyl 6'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-quinoline]-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113152431 A, 授权公告日 2021-01-10.
发明人黄志刚,李文辉,高志强. "A Process for Preparing High-Purity Tert-butyl 6'-fluoro-2'-oxo-1',4'-dihydro-2'H-spiro[piperidine-4,3'-quinoline]-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113905840 A, 授权公告日 2020-11-28.
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