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发明人赵玉洁,高志强,马晓峰. "A Process for Preparing High-Purity 2-Methyl-4-(pyridin-4-yl)pyrimidine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116538541 B, 授权公告日 2022-09-16.
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