发明人何建平,郑宇鹏,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113795221 A, 授权公告日 2020-06-23.
发明人冯建国,马晓峰,李文辉. "Method for the Synthesis of 4-(3,9-Diazaspiro[5.5]undecan-3-yl)benzonitrile" [P]. 中国发明专利, 专利号 CN 114290492 B, 授权公告日 2021-06-11.
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