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发明人罗永刚,韩伟,郑宇鹏. "A Process for Preparing High-Purity 1-(2-fluorophenyl)-3-methyl-6-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110948482 B, 授权公告日 2021-07-02.
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