2'-Ethyl-3-(N-(2-oxopyrrolidinyl))-2,4,6-triiodo-3'-phenylpropionic acid 21766-53-0 Acide iolidonique [French] Acide iolidonique [INN-French] Acido iolidonico [INN-Spanish] Acido iolidonico [Latin,Spanish] Acidum iolidonicum [INN-Latin] Iolidonic acid Iolidonic acid [INN] alpha-Ethyl-2,4,6-triiodo-3-(2-oxo-1-pyrrolidinyl)hydrocinnamic acid