发明人张德明,黄志刚,周伟. "Method for the Synthesis of 5,6-Bis(3,4-dichlorophenyl)-2-(2-hydroxyethyl)-3-oxo-2,3-dihydropyridazine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 117479679 A, 授权公告日 2021-08-27.
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