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发明人杨光,沈红梅,孙丽萍. "A Process for Preparing High-Purity (E)-N'-(1-(2-(4-Chlorobutoxy)phenyl)-2,2,2-trifluoroethylidene)-2-(trifluoromethyl)benzenesulfonohydrazide" [P]. 中国发明专利, 专利号 CN 116411915 A, 授权公告日 2015-08-22.
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