3'-Propoxy-N-propyl-2',4',6'-triiodosuccinanilic acid 37938-70-8 BRN 3012154 Butanoic acid, 4-oxo-4-(propyl(2,4,6-triiodo-3-propoxyphenyl)amino)- (9CI) Succinanilic acid, 3'-propoxy-N-propyl-2',4',6'-triiodo-