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发明人赵玉洁,罗永刚,沈红梅. "A Process for Preparing High-Purity 1-(2,4,6-Trichlorophenyl)-3-propeneamido-5-pyrazolone" [P]. 中国发明专利, 专利号 CN 113337432 B, 授权公告日 2015-11-25.
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