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发明人钱学锋,马晓峰,陈志强. "A Process for Preparing High-Purity 5-Bromo-1-(pyridin-2-ylmethyl)pyrazin-2(1h)-one" [P]. 中国发明专利, 专利号 CN 108957969 A, 授权公告日 2022-04-25.
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