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发明人林芳,黄志刚,沈红梅. "A Process for Preparing High-Purity 3-(Dimethylamino)-1-(1-ethyl-5-methyl-1h-pyrazol-4-yl)prop-2-en-1-one" [P]. 中国发明专利, 专利号 CN 109782596 B, 授权公告日 2023-05-09.
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