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发明人唐晓军,韩伟,刘建华. "A Process for Preparing High-Purity 6-Ethyl-4-thioxo-4,5-dihydro-1H-pyrrolo[3,2-d]pyrimidine-7-carbonitrile" [P]. 中国发明专利, 专利号 CN 114938582 A, 授权公告日 2023-07-28.
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