发明人黄志刚,胡光,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112981911 A, 授权公告日 2022-03-17.
发明人冯建国,王建平,郑宇鹏. "Method for the Synthesis of N-Ethyl-2-piperidinecarboxamide hydrochloride" [P]. 中国发明专利, 专利号 CN 110391336 A, 授权公告日 2022-12-19.
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