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发明人李文辉,杨光,黄志刚. "Method for the Synthesis of Ethyl 5-bromo-1-(oxetan-3-yl)-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 109280422 B, 授权公告日 2017-06-14.
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