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发明人冯建国,黄志刚,何建平. "A Process for Preparing High-Purity 5-Bromo-3-((3,4-dichlorophenyl)imino)indolin-2-one" [P]. 中国发明专利, 专利号 CN 116569303 B, 授权公告日 2023-04-10.
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