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发明人冯建国,钱学锋,张德明. "Method for the Synthesis of 4-Methoxy-1-methyl-1H-pyrazolo[3,4-b]pyridin-3-amine" [P]. 中国发明专利, 专利号 CN 115080627 B, 授权公告日 2022-02-18.
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