31946-36-8 BRN 2404663 Glycine, N-(3,5-bis(methyl(1-oxopropyl)amino)-2,4,6-triiodobenzoyl)-N-methyl- N-(3,5-Bis(methyl(1-oxopropyl)amino)-2,4,6-triiodobenzoyl)-N-methylglycine N-(3,5-Bis-(N'-methylpropionylamino)-2,4,6-trijod-benzoyl)-N-methyl-aminoessigsaure [German]