发明人林芳,唐晓军,张德明. "Method for the Synthesis of n,n-Dimethyl-3,4-dihydro-2h-benzo[b][1,4]oxazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 116533214 A, 授权公告日 2022-12-22.
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