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发明人韩伟,陈志强,唐晓军. "A Process for Preparing High-Purity 1-(3,4-Dihydro-2h-chromen-4-yl)propan-2-one" [P]. 中国发明专利, 专利号 CN 115741665 B, 授权公告日 2022-07-19.
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