发明人韩伟,唐晓军,马晓峰. "Method for the Synthesis of Abemaciclib Impurity 54" [P]. 中国发明专利, 专利号 CN 113056691 A, 授权公告日 2024-12-19.
发明人张德明,杨光,黄志刚. "A Process for Preparing High-Purity Abemaciclib Impurity 54" [P]. 中国发明专利, 专利号 CN 110448939 A, 授权公告日 2017-12-16.
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