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发明人马晓峰,何建平,李文辉. "A Process for Preparing High-Purity N-([1,1-Biphenyl]-4-ylmethyl)-2,3-dimethylaniline" [P]. 中国发明专利, 专利号 CN 108614434 B, 授权公告日 2017-02-14.
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