发明人周伟,张德明,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111850287 A, 授权公告日 2017-05-15.
发明人赵玉洁,高志强,冯建国. "Method for the Synthesis of Tert-butyl 6-methyl-2-(2-oxo-2-phenylethyl)-2,7-diazaspiro[3.5]Nonane-7-carboxylate" [P]. 中国发明专利, 专利号 CN 110138692 B, 授权公告日 2025-06-12.
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