发明人孙丽萍,钱学锋,黄志刚. "Method for the Synthesis of 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(dimethylamino)propanoic acid" [P]. 中国发明专利, 专利号 CN 108260413 B, 授权公告日 2017-05-13.
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