发明人何建平,罗永刚,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112561561 A, 授权公告日 2018-11-12.
发明人朱建伟,胡光,罗永刚. "Method for the Synthesis of tert-Butyl(1,4-dioxa-7-azaspiro[4.4]nonan-9-yl)carbamate" [P]. 中国发明专利, 专利号 CN 109668126 B, 授权公告日 2021-06-25.
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