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发明人马晓峰,唐晓军,徐明华. "A Process for Preparing High-Purity 2-Methyl-N1-(1-phenylethyl)propane-1,2-diamine" [P]. 中国发明专利, 专利号 CN 110705365 B, 授权公告日 2018-10-13.
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