发明人陈志强,唐晓军,孙丽萍. "Method for the Synthesis of Methyl 2-(6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazin-3-yl)acetate" [P]. 中国发明专利, 专利号 CN 116047549 B, 授权公告日 2022-05-11.
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