发明人郑宇鹏,刘建华,钱学锋. "Method for the Synthesis of Tert-butyl 6-amino-2,2-dimethyl-3-oxo-2,3-dihydro-4H-pyrido[3,2-b][1,4]oxazine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 112684295 A, 授权公告日 2022-10-10.
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