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发明人朱建伟,王建平,沈红梅. "Method for the Synthesis of 1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-(tert-butoxycarbonyl)imidazolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109222077 B, 授权公告日 2018-05-06.
发明人高志强,钱学锋,杨光. "A Process for Preparing High-Purity 1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3-(tert-butoxycarbonyl)imidazolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112034963 A, 授权公告日 2025-03-06.
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