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发明人徐明华,何建平,孙丽萍. "A Process for Preparing High-Purity (S)-tert-Butyl 3-([[(9H-fluoren-9-yl)methoxy]carbonyl]amino)-4-[[3-(4-chlorobenzoyl)-4,5-dimethylthien-2-yl]amino]-4-oxobutanoate" [P]. 中国发明专利, 专利号 CN 111175354 B, 授权公告日 2018-10-24.
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