aminobenzoic acid Acetrizoic acid 556.748 556.863 Acetrizoic acid C9H6I3NO3 CAS:85-36-9 CC(=O)Nc1c(I)cc(I)c(C(O)=O)c1I CHEBI:34521 Drug_Central:63 GNOGSFBXBWBTIG-UHFFFAOYSA-N InChI=1S/C9H6I3NO3/c1-3(14)13-8-5(11)2-4(10)6(7(8)12)9(15)16/h2H,1H3,(H,13,14)(H,15,16) KEGG:C14164 KEGG:D02457 acetrizoate sodium chebi_ontology opacaron sodium acetrizoate urokon urokonic acid