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发明人徐明华,胡光,张德明. "A Process for Preparing High-Purity 13-Chloro-1-(9H-fluoren-9-yl)-13-oxotridecyl carbamate" [P]. 中国发明专利, 专利号 CN 111601199 B, 授权公告日 2022-11-25.
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