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发明人张德明,郑宇鹏,杨光. "A Process for Preparing High-Purity 4-(5-Amino-1,3,4-thiadiazol-2-yl)-1-[2-(4-fluorophenyl)ethyl]pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 108354554 A, 授权公告日 2018-04-25.
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