Product Name:2,2'-((2-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl)azanediyl)diacetic acid bis-4-methylbenzenesulfonic acid salt
IUPAC Name:2-[(carboxymethyl)[2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl]amino]acetic acid; bis(4-methylbenzene-1-sulfonic acid)