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发明人张德明,朱建伟,郑宇鹏. "Method for the Synthesis of 4-Thioxo-3,4-dihydropyrido[2,3-d]pyrimidin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 117604319 B, 授权公告日 2021-12-24.
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