发明人徐明华,唐晓军,冯建国. "Method for the Synthesis of 4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-1-methylpiperidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114242507 B, 授权公告日 2025-12-03.
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