34737-27-4 BRN 2188790 Glycine, N,N'-((2,3,5,6-tetraiodo-1,4-phenylene)dicarbonyl)bis(N-methyl- N,N'-((2,3,5,6-Tetraiodo-1,4-phenylene)dicarbonyl)bis(N-methylglycine) Tetrajodterephthalsaure-bis(N-methyl-N-carboxymethyl-amid) [German]