发明人刘建华,胡光,沈红梅. "Method for the Synthesis of 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-cyclopropylpropanoicacid" [P]. 中国发明专利, 专利号 CN 109504610 B, 授权公告日 2017-04-15.
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