发明人黄志刚,徐明华,王建平. "Method for the Synthesis of 5-(Tert-butyl) 1-ethyl 8-amino-5-azaspiro[2.5]Octane-1,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 117741339 A, 授权公告日 2019-06-02.
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