发明人孙丽萍,林芳,胡光. "Method for the Synthesis of tert-butyl 4-{2-oxo-octahydro-1H-imidazolidino[4,5-c]pyridin-1-yl}piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109846798 B, 授权公告日 2015-12-20.
发明人陈志强,沈红梅,刘建华. "A Process for Preparing High-Purity tert-butyl 4-{2-oxo-octahydro-1H-imidazolidino[4,5-c]pyridin-1-yl}piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113814082 A, 授权公告日 2023-04-16.
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