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发明人马晓峰,冯建国,唐晓军. "Method for the Synthesis of 4-(Tert-butyl)-3-hydroxy-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111709962 A, 授权公告日 2018-10-18.
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