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发明人钱学锋,赵玉洁,黄志刚. "A Process for Preparing High-Purity 6-Methyl-1H-pyrazolo[3,4-d]pyrimidine-4(5H)-thione" [P]. 中国发明专利, 专利号 CN 113763789 A, 授权公告日 2025-06-14.
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