150927-89-2

1,3-Benzenedicarboxamide,N1-[2-[[3,5-bis[[(2,3-dihydroxypropyl)amino]carbonyl]-2,4,6-triiodophenyl]methylamino]-2-oxoethyl]-N3-(2,3-dihydroxypropyl)-5-[(2-hydroxyacetyl)amino]-2,4,6-triiodo-N1-methyl-