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发明人冯建国,钱学锋,孙丽萍. "A Process for Preparing High-Purity 2,2,2-Trifluoro-1-(piperazin-1-yl)ethanone" [P]. 中国发明专利, 专利号 CN 108107336 B, 授权公告日 2018-08-09.
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