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发明人张德明,赵玉洁,孙丽萍. "A Process for Preparing High-Purity 5-Bromo-4-(4-bromo-1h-pyrazol-1-yl)pyrimidine" [P]. 中国发明专利, 专利号 CN 112928685 A, 授权公告日 2019-04-24.
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