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发明人朱建伟,赵玉洁,郑宇鹏. "A Process for Preparing High-Purity 2-Methyl-1H-pyrrolo[3,2-d]pyrimidin-4(5H)-one" [P]. 中国发明专利, 专利号 CN 116228710 B, 授权公告日 2019-05-06.
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