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发明人郭海燕,钱学锋,孙丽萍. "A Process for Preparing High-Purity 4-Chloro-6-(2-methylpropyl)pyrimidin-2-amine" [P]. 中国发明专利, 专利号 CN 116520604 A, 授权公告日 2022-03-06.
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