发明人冯建国,罗永刚,陈志强. "Method for the Synthesis of Ethyl 2-(6-chloro-2-methyl-4-oxoquinolin-1(4H)-yl)acetate" [P]. 中国发明专利, 专利号 CN 108402518 B, 授权公告日 2021-01-17.
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