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发明人黄志刚,罗永刚,张德明. "A Process for Preparing High-Purity 1-Ethyl-5-(trifluoromethyl)-1H-pyrazol-4-amine" [P]. 中国发明专利, 专利号 CN 116717636 B, 授权公告日 2020-03-08.
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