Mueller T, Williams B T, Lee S K. "Method for the Synthesis of N-Benzyl-1-(furan-2-ylmethyl)-2-imino-8-methyl-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide" [P]. US Patent, US 10675846 B2, 2025-08-05.
发明人赵玉洁,沈红梅,何建平. "A Process for Preparing High-Purity N-Benzyl-1-(furan-2-ylmethyl)-2-imino-8-methyl-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 116266329 A, 授权公告日 2017-10-24.
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