(S)-N1,N3-bis(1,3-dihydroxypropan-2-yl)-5-(2-hydroxypropanamido)-2,4-diiodoisophthalamide;N1,?N3-?bis[2-?hydroxy-?1-?(hydroxymethyl)?ethyl]?-?5-?[[(2S)?-?2-?hydroxy-?1-?oxopropyl]?amino]?-?2,?4-?diiodo-1,?3-?benzenedicarboxamide?; Iopamidol EP Impurity K;(S)-N1,N3-bis(1,3-dihydroxypropan-2-yl)-5-(2-hydroxypropanamido)-2,4-diiodoisophthalamide
