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发明人林芳,沈红梅,何建平. "A Process for Preparing High-Purity 3-(4-(Propylsulfonyl)piperazin-1-yl)-6-(1H-pyrazol-1-yl)pyridazine" [P]. 中国发明专利, 专利号 CN 117692816 A, 授权公告日 2015-01-07.
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