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发明人郭海燕,罗永刚,郑宇鹏. "Method for the Synthesis of 2-(tert-Butoxycarbonyl)-5-thia-2-azaspiro[3.4]octane-8-carboxylic acid 5,5-dioxide" [P]. 中国发明专利, 专利号 CN 111624078 A, 授权公告日 2017-11-22.
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