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发明人钱学锋,郑宇鹏,刘建华. "A Process for Preparing High-Purity 2-Chloro-1-[4-(4-methoxybenzenesulfonyl)piperazin-1-yl]ethan-1-one" [P]. 中国发明专利, 专利号 CN 111164216 A, 授权公告日 2019-05-01.
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