1 RPR 3-[(3'-aminomethyl-biphenyl-4-carbonyl)-amino]-2-(3-carbamimidoyl-benzyl)-butyric acid methyl ester 1.000 2 FXV Methyl-3-(4'-N-oxopyridylphenoyl)-3-methyl-2-(M-amidinobenzyl)-propionate 0.861