发明人冯建国,杨光,胡光. "Method for the Synthesis of N-Cyclopentyl-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 111588901 A, 授权公告日 2024-10-14.
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