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发明人朱建伟,罗永刚,高志强. "A Process for Preparing High-Purity 2-((1-(4-Bromophenyl)-1H-pyrrol-3-yl)methylene)malononitrile" [P]. 中国发明专利, 专利号 CN 113028769 B, 授权公告日 2021-09-16.
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