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发明人黄志刚,徐明华,刘建华. "A Process for Preparing High-Purity N-(4-(5-Cyano-1-methyl-1H-pyrrol-2-yl)phenyl)ethanesulfonamide" [P]. 中国发明专利, 专利号 CN 117640000 B, 授权公告日 2015-05-03.
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