IUPAC:2-[4,7-bis(carboxymethyl)-10-{2-[(2,5-dioxopyrrolidin-1-yl)oxy]-2-oxoethyl}-1,4,7,10-tetraazacyclododecan-1-yl]acetic acid
IUPAC:2-[4,7-bis(carboxymethyl)-10-{2-[(2,5-dioxopyrrolidin-1-yl)oxy]-2-oxoethyl}-1,4,7,10-tetraazacyclododecan-1-yl]acetic acid