Iodixanol Dimer Impurity 1

Chemical Name: 5-(N-(3-(N-(3,5-Bis((2,3-dihydroxypropyl)carbamoyl)-2,4-diiodophenyl)acetamido)-2-hydroxypropyl)acetamido)-N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide

Smile: O=C(NCC(O)CO)C1=C(C(C(NCC(O)CO)=O)=C(C(N(CC(O)CN(C2=C(C(C(NCC(O)CO)=O)=C(C(C(NCC(O)CO)=O)=C2)I)I)C(C)=O)C(C)=O)=C1I)I)I