发明人周伟,杨光,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117893900 A, 授权公告日 2020-02-01.
发明人孙丽萍,刘建华,郭海燕. "Method for the Synthesis of n-((5-Bromofuran-2-yl)methyl)-N-methyl-6-oxopiperidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 109346549 A, 授权公告日 2018-11-09.
发明人郭海燕,韩伟,罗永刚. "A Process for Preparing High-Purity n-((5-Bromofuran-2-yl)methyl)-N-methyl-6-oxopiperidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 111584205 A, 授权公告日 2020-09-09.
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