发明人张德明,胡光,李文辉. "Method for the Synthesis of Ethyl 4-thioxo-6-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109668829 B, 授权公告日 2016-08-17.
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