1 C1B (2r)-2-[5-(5-carbamimidoyl-1h-benzoimidazol-2-yl)-6,2'-dihydroxy-5'-ureidomethyl-biphenyl-3-yl]-succinic acid 1.000 2 607 2-(2'-amino-5-{5-[amino(iminio)methyl]-1h-benzimidazol-2-yl}-6-oxido-1,1'-biphenyl-3-yl)succinate 0.825 3 693 2-(5-{5-[amino(iminio)methyl]-1h-benzimidazol-2-yl}-2'-fluoro-6-oxido-1,1'-biphenyl-3-yl)succinate 0.825 4 312 2-(5-{5-[amino(iminio)methyl]-1h-benzimidazol-2-yl}-2'-methoxy-6-oxido-1,1'-biphenyl-3-yl)succinate 0.805