发明人罗永刚,杨光,郑宇鹏. "Method for the Synthesis of 3,4-Dihydro-1H-pyrido[1,2-a]pyrazin-8(2H)-one" [P]. 中国发明专利, 专利号 CN 113433360 B, 授权公告日 2024-09-14.
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