发明人王建平,陈志强,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112269272 A, 授权公告日 2015-03-01.
Martínez F, Lefèvre J P, Kowalski A. "Method for the Synthesis of tert-Butyl 9-(pyridin-3-yl)-3,9-diazaspiro[5.5]undecane-3-carboxylate" [P]. European Patent, EP 3268109 A1, 2022-11-19.
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