发明人张德明,周伟,沈红梅. "Method for the Synthesis of 2-[(tert-Butoxy)carbonyl]-5-oxa-2-azaspiro[3.4]octane-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112740829 A, 授权公告日 2025-08-14.
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