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发明人高志强,李文辉,罗永刚. "A Process for Preparing High-Purity 1-(3,4-dichlorophenyl)-2-oxopyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115106579 A, 授权公告日 2016-07-03.
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