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发明人冯建国,高志强,马晓峰. "Method for the Synthesis of 2,2'-((2-((Carboxy(2-(16,16-dichlorohexadecyl)phenyl)methyl)(carboxymethyl)amino)ethyl)azanediyl)diacetic acid" [P]. 中国发明专利, 专利号 CN 112016335 A, 授权公告日 2017-07-25.
发明人沈红梅,马晓峰,徐明华. "A Process for Preparing High-Purity 2,2'-((2-((Carboxy(2-(16,16-dichlorohexadecyl)phenyl)methyl)(carboxymethyl)amino)ethyl)azanediyl)diacetic acid" [P]. 中国发明专利, 专利号 CN 114478962 A, 授权公告日 2019-02-13.
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