发明人李文辉,陈志强,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111534747 A, 授权公告日 2015-01-21.
Mueller T, Roberts E F, Schröder R. "Method for the Synthesis of Dabigatran Etexilate Impurity 84" [P]. US Patent, US 9704542 B2, 2023-12-12.
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