发明人李文辉,罗永刚,郭海燕. "Method for the Synthesis of N-Methyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 117750767 A, 授权公告日 2021-11-20.
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