发明人孙丽萍,林芳,冯建国. "Method for the Synthesis of 3-Cyclopentyl-3-(4-(5-oxo-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 109030831 B, 授权公告日 2023-01-02.
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