29779-60-0 BRN 2955938 Benzeneacetic acid, alpha-(((4-((methylamino)carbonyl)-2,3,5,6-tetraiodobenzoyl)amino)methyl)- alpha-(((4-((Methylamino)carbonyl)-2,3,5,6-tetraiodobenzoyl)amino)methyl)benzeneacetic acid beta-((4-Methylcarbamoyl-2,3,5,6-tetrajod-benzoyl)-amino)-alpha-phenylpropionsaure [German]