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发明人孙丽萍,罗永刚,马晓峰. "A Process for Preparing High-Purity 5-((2-Aminophenyl)amino)-2'-chloro-6'-fluoro-1,6-dihydro-[1,1'-biphenyl]-3(2H)-one" [P]. 中国发明专利, 专利号 CN 108607673 B, 授权公告日 2020-07-16.
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