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发明人罗永刚,王建平,徐明华. "A Process for Preparing High-Purity 2-Chloro-1-(1-(2,5-difluorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 116000129 A, 授权公告日 2019-09-28.
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