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发明人钱学锋,林芳,张德明. "A Process for Preparing High-Purity 2-((6-(Pyridin-2-yl)pyridazin-3-yl)thio)-N-(o-tolyl)acetamide" [P]. 中国发明专利, 专利号 CN 117394458 A, 授权公告日 2025-04-18.
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