发明人何建平,马晓峰,杨光. "Method for the Synthesis of N,1-Diallyl-2-imino-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 110747407 B, 授权公告日 2019-04-22.
发明人杨光,李文辉,郑宇鹏. "A Process for Preparing High-Purity N,1-Diallyl-2-imino-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 114454355 A, 授权公告日 2015-06-18.
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