发明人马晓峰,孙丽萍,张德明. "Method for the Synthesis of N-tert-Butyl-7-fluoro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 114975097 B, 授权公告日 2015-08-16.
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