发明人赵玉洁,何建平,杨光. "Method for the Synthesis of Edoxaban Impurity 87" [P]. 中国发明专利, 专利号 CN 115327656 B, 授权公告日 2015-04-03.
Johansson L, Jørgensen K, Nowak P. "A Process for Preparing High-Purity Edoxaban Impurity 87" [P]. European Patent, EP 3428662 A1, 2022-10-02.
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