Davis P L, Klinger H, Williams B T. "Method for the Synthesis of N,N'-((5-(4-Aminobutoxy)-1,3-phenylene)bis(methylene))bis(1-(pyridin-2-yl)-N-(pyridin-2-ylmethyl)methanamine)" [P]. US Patent, US 11770151 B2, 2022-09-25.
发明人徐明华,黄志刚,张德明. "A Process for Preparing High-Purity N,N'-((5-(4-Aminobutoxy)-1,3-phenylene)bis(methylene))bis(1-(pyridin-2-yl)-N-(pyridin-2-ylmethyl)methanamine)" [P]. 中国发明专利, 专利号 CN 111505591 B, 授权公告日 2022-07-05.
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