发明人杨光,韩伟,唐晓军. "Method for the Synthesis of 2-((5-((5-((3-Amino-3-iminopropyl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)amino)-N,N,N-trimethyl-2-oxoethanaminium sulfate" [P]. 中国发明专利, 专利号 CN 108467603 B, 授权公告日 2023-11-02.
发明人黄志刚,林芳,李文辉. "A Process for Preparing High-Purity 2-((5-((5-((3-Amino-3-iminopropyl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)carbamoyl)-1-methyl-1H-pyrrol-3-yl)amino)-N,N,N-trimethyl-2-oxoethanaminium sulfate" [P]. 中国发明专利, 专利号 CN 112909544 B, 授权公告日 2020-04-02.
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