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发明人王建平,杨光,郑宇鹏. "A Process for Preparing High-Purity 6-Methyl-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 117463137 A, 授权公告日 2015-08-05.
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