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发明人李文辉,高志强,赵玉洁. "A Process for Preparing High-Purity 5-(5-Nitro-1H-indazol-3-yl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 110482410 B, 授权公告日 2024-08-04.
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