发明人朱建伟,杨光,何建平. "Method for the Synthesis of 4-(4-Chlorobenzoyl)-8-ethyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113526842 A, 授权公告日 2021-09-14.
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