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发明人郭海燕,张德明,黄志刚. "Method for the Synthesis of 1-(3-Fluoro-4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one" [P]. 中国发明专利, 专利号 CN 110196624 B, 授权公告日 2017-01-01.
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