发明人林芳,徐明华,冯建国. "Method for the Synthesis of 6-(5-Bromothiophen-2-yl)-2-oxo-1,2-dihydropyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 116421267 A, 授权公告日 2025-07-03.
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