发明人张德明,韩伟,唐晓军. "Method for the Synthesis of Atorvastatin EP Impurity O" [P]. 中国发明专利, 专利号 CN 115474845 A, 授权公告日 2022-11-23.
发明人冯建国,罗永刚,韩伟. "A Process for Preparing High-Purity Atorvastatin EP Impurity O" [P]. 中国发明专利, 专利号 CN 112543138 B, 授权公告日 2023-04-04.
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