发明人郑宇鹏,罗永刚,陈志强. "Method for the Synthesis of Ethyl 2-(4-methylpiperazin-1-yl)pyrimidine-5-carboxylate, 97%" [P]. 中国发明专利, 专利号 CN 111386956 A, 授权公告日 2019-08-02.
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