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发明人郭海燕,钱学锋,李文辉. "Method for the Synthesis of Ethyl 3-bromo-1-methyl-1H-1,2,4-triazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 111174971 A, 授权公告日 2024-05-13.
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