37934-60-4 5'-Amino-2-ethyl-N-methyl-2',4',6'-triiodosuccinanilic acid Butanoic acid, 4-((3-amino-2,4,6-triiodophenyl)methylamino)-2-ethyl-4-oxo- Succinanilic acid, 5'-amino-2-ethyl-N-methyl-2',4',6'-triiodo-