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发明人韩伟,胡光,冯建国. "A Process for Preparing High-Purity (E)-N'-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N,N-dimethylmethanimidamide" [P]. 中国发明专利, 专利号 CN 114921441 B, 授权公告日 2023-10-26.
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