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发明人李文辉,孙丽萍,马晓峰. "A Process for Preparing High-Purity 1-(Chroman-3-yl)-2,2,2-trifluoroethan-1-one" [P]. 中国发明专利, 专利号 CN 109029909 B, 授权公告日 2023-05-14.
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