2-(((3,5-Bis(acetylethylamino)-2,4,6-triiodobenzoyl)amino)methyl)butanoic acid 28920-89-0 BRN 2405495 Butanoic acid, 2-(((3,5-bis(acetylethylamino)-2,4,6-triiodobenzoyl)amino)methyl)- alpha-Aethyl-beta-(3,5-bis(N-aethyl-acetylamino)-2,4,6-triiod-benzoyl-amino)-propionsaure