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发明人沈红梅,罗永刚,刘建华. "A Process for Preparing High-Purity (2,4-Difluorophenyl)(3-methanesulfonylphenyl)methanone" [P]. 中国发明专利, 专利号 CN 115293361 B, 授权公告日 2023-01-03.
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