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发明人冯建国,郑宇鹏,陈志强. "A Process for Preparing High-Purity (E)-N,N-diethyl-4-(pyridin-4-yldiazenyl)aniline" [P]. 中国发明专利, 专利号 CN 112756896 B, 授权公告日 2023-12-22.
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