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发明人杨光,沈红梅,罗永刚. "A Process for Preparing High-Purity 1-[4-Hydroxy-2-(trifluoromethyl)pyridin-3-yl]-ethanone
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C8H6F3NO2" [P]. 中国发明专利, 专利号 CN 110257434 B, 授权公告日 2023-06-07.
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