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发明人何建平,陈志强,郭海燕. "A Process for Preparing High-Purity 4-(2-(Butylsulfonyl)phenyl)-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 112185376 B, 授权公告日 2025-12-19.
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