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发明人罗永刚,马晓峰,胡光. "A Process for Preparing High-Purity 4-(2-Acetyl-5-chlorophenyl)-5-methoxypyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 113117265 A, 授权公告日 2018-01-26.
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