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发明人赵玉洁,王建平,杨光. "A Process for Preparing High-Purity 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(benzyloxy)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 109127256 B, 授权公告日 2023-05-17.
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