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发明人罗永刚,刘建华,钱学锋. "A Process for Preparing High-Purity 4-chloro-2-(methylsulfanyl)thieno[3,2-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 108711980 B, 授权公告日 2016-10-25.
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