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发明人张德明,郑宇鹏,高志强. "Method for the Synthesis of 4-(Furan-2-carbonyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117577057 B, 授权公告日 2018-01-23.
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