Lopamidol EP Impurity K

Chemical Name: N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-5-[[(2S)-2-hydroxypropanoyl]amino]-2,4-diiodobenzene-1,3-dicarboxamide

Synonym: (3S,4R,5S,8R,9E,12S,14S,15R,16S,18R,19S,26aS)-8-Ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone

Smile: O=C(C1=CC(NC([C@@H](O)C)=O)=C(I)C(C(NC(CO)CO)=O)=C1I)NC(CO)CO