139729-57-0 12,17,30,35-Tetraoxa-3,8,20,26-tetraazaoctatriacontanoic acid,38-amino-2-[[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]methyl]-4,7,22,25-tetraoxo-, (S)-, mono(trifluoroacetate) (salt) 139729-52-5 6,11,18-Trioxa-2,15,21-triazatricosanedioic acid,22-[[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]methyl]-16,20-dioxo-, 1-(1,1-dimethylethyl) ester, (S)- 139729-60-5 6,13,18,25,32,40-Hexaoxa-3,9,22,28-tetraazatetracontanoic acid,40-amino-2-[[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]methyl]-4,8,23,27-tetraoxo-, (S)-, mono(trifluoroacetate) (salt)