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发明人沈红梅,高志强,周伟. "A Process for Preparing High-Purity Ethyl 1-(3,4-dichlorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 117175389 A, 授权公告日 2015-11-16.
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