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发明人赵玉洁,郭海燕,李文辉. "Method for the Synthesis of 4-Hydroxy-6-{2'-hydroxy-[1,1'-biphenyl]-4-yl}-2-oxo-1,2-dihydroquinoline-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 108566088 A, 授权公告日 2016-12-09.
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