发明人高志强,郭海燕,李文辉. "Method for the Synthesis of Potassium 2,2'-((2-((8-((carboxylatomethyl)(carboxymethyl)amino)-6-methoxyquinolin-2-yl)methoxy)-5-methylphenyl)azanediyl)diacetate" [P]. 中国发明专利, 专利号 CN 110031836 A, 授权公告日 2016-07-10.
发明人沈红梅,钱学锋,韩伟. "A Process for Preparing High-Purity Potassium 2,2'-((2-((8-((carboxylatomethyl)(carboxymethyl)amino)-6-methoxyquinolin-2-yl)methoxy)-5-methylphenyl)azanediyl)diacetate" [P]. 中国发明专利, 专利号 CN 109897249 A, 授权公告日 2022-10-22.
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