1 21U D-leucyl-N-(3-chlorobenzyl)-L-prolinamide 1.000 2 16U N-(3-chlorobenzyl)-1-(4-methylpentanoyl)-L-prolinamide 0.958 3 19U 1-[(2r)-2-aminobutanoyl]-N-(3-chlorobenzyl)-L-prolinamide 0.917 4 31U D-leucyl-N-(4-carbamimidoylbenzyl)-L-prolinamide 0.852 5 26U N-(4-carbamimidoylbenzyl)-1-(4-methylpentanoyl)-L-prolinamide 0.815 6 29U 1-[(2r)-2-aminobutanoyl]-N-(4-carbamimidoylbenzyl)-L-prolinamide 0.778 7 24U 1-butanoyl-N-(4-carbamimidoylbenzyl)-L-prolinamide 0.741 8 22U D-phenylalanyl-N-(3-chlorobenzyl)-L-prolinamide 0.700 9 64U 3-cyclohexyl-D-alanyl-N-(3-chlorobenzyl)-L-prolinamide 0.700