发明人刘建华,钱学锋,林芳. "Method for the Synthesis of Revefenacin impurity 96" [P]. 中国发明专利, 专利号 CN 116693747 B, 授权公告日 2017-03-21.
Nielsen H, Mueller T C, Jørgensen K. "A Process for Preparing High-Purity Revefenacin impurity 96" [P]. European Patent, EP 3495147 A1, 2023-04-12.
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