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发明人李文辉,冯建国,郭海燕. "A Process for Preparing High-Purity 3-Amino-1-(4-fluorophenyl)azetidin-2-one hydrochloride" [P]. 中国发明专利, 专利号 CN 115547519 B, 授权公告日 2017-12-28.
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