发明人马晓峰,陈志强,罗永刚. "Method for the Synthesis of 7-Benzyl-8-oxo-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113570008 A, 授权公告日 2015-08-11.
发明人冯建国,李文辉,高志强. "A Process for Preparing High-Purity 7-Benzyl-8-oxo-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113455093 A, 授权公告日 2015-01-19.
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