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发明人朱建伟,马晓峰,孙丽萍. "Method for the Synthesis of (E)-ethyl 3-(2-chloro-4-(ethylamino)pyrimidin-5-yl)acrylate" [P]. 中国发明专利, 专利号 CN 115390151 B, 授权公告日 2021-11-08.
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