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发明人刘建华,郭海燕,沈红梅. "Method for the Synthesis of Methyl (2S,4S)-4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)pyrrolidine-2-carboxylate hydrochloride" [P]. 中国发明专利, 专利号 CN 110599859 B, 授权公告日 2019-12-06.
发明人何建平,唐晓军,罗永刚. "A Process for Preparing High-Purity Methyl (2S,4S)-4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)pyrrolidine-2-carboxylate hydrochloride" [P]. 中国发明专利, 专利号 CN 110909526 A, 授权公告日 2015-01-24.
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