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发明人孙丽萍,高志强,陈志强. "A Process for Preparing High-Purity 2-(4-Chloro-6-(ethylamino)-1,3,5-triazin-2-yl)hydrazinecarboxamide" [P]. 中国发明专利, 专利号 CN 108631691 B, 授权公告日 2025-07-12.
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