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发明人黄志刚,林芳,何建平. "Method for the Synthesis of N-(3-chlorophenyl)-2-methyl-1-oxa-4-azaspiro[4.6]Undecane-4-carboxamide" [P]. 中国发明专利, 专利号 CN 115511160 A, 授权公告日 2022-06-13.
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