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发明人孙丽萍,钱学锋,唐晓军. "Method for the Synthesis of (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(2,3-dihydrobenzofuran-5-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 114616602 A, 授权公告日 2019-08-13.
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