发明人冯建国,马晓峰,郭海燕. "Method for the Synthesis of 1-(2-furylmethyl)-6-pyridin-3-yl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115897542 A, 授权公告日 2020-06-12.
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