发明人王建平,钱学锋,陈志强. "Method for the Synthesis of (3-(1-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)ethyl)oxetan-3-yl)glycine" [P]. 中国发明专利, 专利号 CN 112135123 B, 授权公告日 2022-03-14.
Nielsen H, Björnsson E, Sørensen M. "A Process for Preparing High-Purity (3-(1-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)ethyl)oxetan-3-yl)glycine" [P]. European Patent, EP 3570448 A1, 2020-09-11.
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