发明人张德明,林芳,王建平. "Method for the Synthesis of 4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-amino-5-oxopentanoic acid" [P]. 中国发明专利, 专利号 CN 115688583 B, 授权公告日 2022-07-12.
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