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发明人李文辉,沈红梅,周伟. "A Process for Preparing High-Purity tert-Butyl 3-bromo-5,8-dihydro-1,7-naphthyridine-7(6H)-carboxylate" [P]. 中国发明专利, 专利号 CN 109066108 B, 授权公告日 2020-04-26.
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