Rossi M, Martínez F, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3196657 A1, 2023-05-13.
发明人赵玉洁,韩伟,郑宇鹏. "Method for the Synthesis of 1-Butyl-3-((4-chlorophenyl)sulfonyl)-2-imino-10-methyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one" [P]. 中国发明专利, 专利号 CN 109682056 A, 授权公告日 2017-11-28.
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