发明人孙丽萍,罗永刚,唐晓军. "Method for the Synthesis of 2-(3-Oxo-2-azaspiro[4.5]Decan-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 117587477 B, 授权公告日 2023-09-18.
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