英文名称
2-[2-[2-[Bis(carboxylatomethyl)amino]-3-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]propoxy]-5-[(4-butylphenyl)methoxy]phenyl]acetate;2-[[2-[bis(carboxylatomethyl)amino]-3-[4-[(4-butylphenyl)methoxy]-2-sulfonatophenoxy]propyl]-[2-[bis(carboxylatomethyl)amino]ethyl]amino]acetate