发明人杨光,何建平,陈志强. "Method for the Synthesis of 2-{6-[(4-chlorophenyl)sulfanyl]pyridazin-3-yl}-2-(2,4-dichlorophenyl)acetonitrile" [P]. 中国发明专利, 专利号 CN 113885414 A, 授权公告日 2018-02-12.
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