发明人徐明华,赵玉洁,冯建国. "Method for the Synthesis of N-(2,2-Dimethoxyethyl)-1-(5-methylisoxazole-3-carbonyl)azetidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 111797534 B, 授权公告日 2017-03-21.
发明人冯建国,杨光,刘建华. "A Process for Preparing High-Purity N-(2,2-Dimethoxyethyl)-1-(5-methylisoxazole-3-carbonyl)azetidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 112573379 A, 授权公告日 2023-01-17.
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