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发明人马晓峰,郭海燕,沈红梅. "A Process for Preparing High-Purity 3-Methyl-5-(trifluoromethyl)pyrimidine-2,4(1H,3H)-dione" [P]. 中国发明专利, 专利号 CN 116342114 A, 授权公告日 2015-01-05.
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