发明人李文辉,孙丽萍,周伟. "Method for the Synthesis of Atracurium EP Impurity F" [P]. 中国发明专利, 专利号 CN 111972118 A, 授权公告日 2016-11-28.
发明人李文辉,马晓峰,陈志强. "A Process for Preparing High-Purity Atracurium EP Impurity F" [P]. 中国发明专利, 专利号 CN 109758044 A, 授权公告日 2019-07-22.
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