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发明人马晓峰,周伟,胡光. "A Process for Preparing High-Purity 1-(2-Cyclopropyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108802978 A, 授权公告日 2018-12-11.
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