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发明人李文辉,朱建伟,胡光. "A Process for Preparing High-Purity 5-(4-Bromo-2-thienyl)-1,3,4-oxadiazol-2-amine" [P]. 中国发明专利, 专利号 CN 112494702 B, 授权公告日 2019-08-11.
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