Ioversol: C~18~H~24~I~3~N~3~O~9~. Mw: 807.11. (1) 1,3-Benzenedicarboxamide, N,N’-bis(2,3-dihydroxypropyl)-5-[(hydroxyacetyl)(2-hydroxyethyl)amino]-2,4,6-triiodo-; (2) N,N’-Bis(2,3-dihydroxypropyl)-5-[N-(2-hydroxyethyl)glycolamido]-2,4,6-triiodoisophthalamide. CAS-87771-40-2 (1987).