发明人沈红梅,周伟,郭海燕. "Method for the Synthesis of tert-Butyl 4-((2-(methylthio)pyrimidin-4-yl)amino)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 117455668 A, 授权公告日 2021-03-23.
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