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发明人李文辉,马晓峰,高志强. "Method for the Synthesis of Ethyl 1-benzyl-4-chloro-1H-pyrazolo[3,4-b]pyridine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 115776356 A, 授权公告日 2024-01-08.
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