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发明人孙丽萍,朱建伟,沈红梅. "Method for the Synthesis of 1,6-Dimethyl-2-oxo-1,2-dihydropyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 111102419 A, 授权公告日 2023-11-15.
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