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发明人黄志刚,张德明,李文辉. "A Process for Preparing High-Purity 4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(2-carboxyethyl)heptanedioic acid" [P]. 中国发明专利, 专利号 CN 108689136 A, 授权公告日 2016-08-25.
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