1 UED N~2~-[(benzyloxy)carbonyl]-N-{(2s)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide 1.000 2 ZH0 N~2~-[(benzyloxy)carbonyl]-N-{(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide 1.000 3 XTM N~2~-{[(3-fluorophenyl)methoxy]carbonyl}-N-{(2s)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide 0.967 4 XU4 N-{(2s)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-N~2~-{[(1s)-1-phenylethoxy]carbonyl}-L-leucinamide 0.967 5 B1S (1r,2s)-2-({N-[(benzyloxy)carbonyl]-L-leucyl}amino)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.879 6 K36 (1s,2s)-2-({N-[(benzyloxy)carbonyl]-L-leucyl}amino)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.879 7 I54 (1s,2s)-2-[(N-{[(2-chlorophenyl)methoxy]carbonyl}-L-leucyl)amino]-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.853 8 V46 (1s,2s)-2-[(N-{[(3-chlorophenyl)methoxy]carbonyl}-L-leucyl)amino]-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.853 9 Y4P (1r,2s)-2-((S)-2-(((((1r,2s,4s)-bicyclo[2.2.1]heptan-2-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 10 Y51 (1r,2s)-2-((S)-2-(((((1s,2s,4s)-bicyclo[2.2.1]hept-5-en-2-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 11 Y71 (1s,2s)-2-((S)-2-(((((1s,2s,4s)-bicyclo[2.2.1]hept-5-en-2-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 12 Y7G (1s,2s)-2-((S)-2-(((((1r,2s,4s)-bicyclo[2.2.1]heptan-2-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 13 YKY (1r,2s)-2-((S)-2-((((2-fluorobenzyl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((R)-2-oxo-3,4-dihydro-2h-pyrrol-3-yl)propane-1-sulfonic acid 0.853 14 YL7 (1s,2s)-2-((S)-2-((((2-fluorobenzyl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((R)-2-oxo-3,4-dihydro-2h-pyrrol-3-yl)propane-1-sulfonic acid 0.853 15 YLD (1r,2s)-2-((S)-2-((((3-fluorobenzyl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 16 YLJ (1s,2s)-2-((S)-2-((((3-fluorobenzyl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 17 YLM (1r,2s)-2-((S)-2-((((4-fluorobenzyl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 18 YLS (1s,2s)-2-((S)-2-((((4-fluorobenzyl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.853 19 ISG N-{(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-N~2~-({[(1r,2r)-2-phenylcyclopropyl]methoxy}carbonyl)-L-leucinamide 0.848 20 QH0 (phenylmethyl) ~{N}-[(2~{S})-4-methyl-1-[[(2~{S})-4-nitro-1-[(3~{R})-2-oxidanylidenepyrrolidin-3-yl]butan-2-yl]amino]-1-oxidanylidene-pentan-2-yl]carbamate 0.848 21 QYS (1s,2s)-2-[(N-{[(4,4-difluorocyclohexyl)methoxy]carbonyl}-L-leucyl)amino]-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.829 22 VDJ [4,4-bis(fluoranyl)cyclohexyl]methyl ~{N}-[(2~{S})-1-[[(1~{R},2~{S})-1-[bis(oxidanyl)-oxidanylidene-$L^{5}-sulfanyl]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]carbamate 0.829 23 IRZ N~2~-({[(1r,2r)-2-(3-chlorophenyl)cyclopropyl]methoxy}carbonyl)-N-{(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide 0.824 24 IS5 N~2~-({[(1r,2r)-2-(3-fluorophenyl)cyclopropyl]methoxy}carbonyl)-N-{(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide 0.824 25 VQR Methyl (4~{S})-4-[[(2~{S})-4-methyl-2-(phenylmethoxycarbonylamino)pentanoyl]amino]-5-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]pentanoate 0.824 26 CMQ N~2~-[(benzyloxy)carbonyl]-N-[(1s,2s)-2-hydroxy-1-(4-hydroxybenzyl)propyl]-L-leucinamide 0.818 27 XTP Benzyl [(2s)-3-cyclopropyl-1-({(2s)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}amino)-1-oxopropan-2-yl]carbamate 0.812 28 Y48 (1s,2s)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]-2-[(N-{[(2,4,5-trifluorophenyl)methoxy]carbonyl}-L-leucyl)amino]propane-1-sulfonic acid 0.806 29 Y4D (1r,2s)-2-((S)-2-(((((1r,3s,5s)-bicyclo[3.3.1]nonan-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 30 Y4J (1r,2s)-2-((S)-2-(((((1r,3r,5s)-bicyclo[3.3.1]non-6-en-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 31 Y5S (1s,2s)-2-((S)-2-(((((1r,3s,5s)-bicyclo[3.3.1]nonan-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 32 Y64 (1s,2s)-2-((S)-2-(((((1r,3r,5s)-bicyclo[3.3.1]non-6-en-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 33 Y8S (1r,2s)-2-((S)-2-(((((1r,3s,5s)-bicyclo[3.3.1]non-6-en-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 34 Y8V (1s,2s)-2-((S)-2-(((((1r,3s,5s)-bicyclo[3.3.1]non-6-en-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 35 Y8Y (1r,2s)-2-((S)-2-(((((1r,3r,5s)-bicyclo[3.3.1]nonan-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 36 Y91 (1s,2s)-2-((S)-2-(((((1r,3r,5s)-bicyclo[3.3.1]nonan-3-yl)methoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 37 YKM (1r,2s)-2-((S)-2-((((S)-1-(4,4-difluorocyclohexyl)ethoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 38 YKP (1s,2s)-2-((S)-2-((((S)-1-(4,4-difluorocyclohexyl)ethoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 39 YMY (1r,2s)-1-hydroxy-2-((S)-4-methyl-2-(((((1s,4s)-4-propylcyclohexyl)methoxy)carbonyl)amino)pentanamido)-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 40 YN1 (1s,2s)-1-hydroxy-2-((S)-4-methyl-2-(((((1s,4s)-4-propylcyclohexyl)methoxy)carbonyl)amino)pentanamido)-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.806 41 XTJ (3-fluorophenyl)methyl [(2s)-3-cyclopropyl-1-oxo-1-({(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}amino)propan-2-yl]carbamate 0.788 42 N63 (1s,2s)-1-hydroxy-3-[(3s)-2-oxopyrrolidin-3-yl]-2-{[N-({[3-(trifluoromethyl)phenyl]methoxy}carbonyl)-L-leucyl]amino}propane-1-sulfonic acid 0.784 43 Q56 N~2~-{[(naphthalen-2-yl)methoxy]carbonyl}-N-{(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-L-leucinamide 0.784 44 Y4V (1r,2s)-2-((S)-2-(((adamantan-1-ylmethoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.784 45 Y7M (1s,2s)-2-((S)-2-(((adamantan-1-ylmethoxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((S)-2-oxopyrrolidin-3-yl)propane-1-sulfonic acid 0.784 46 YKA (1r,2s)-2-((S)-2-((((2-(4,4-difluorocyclohexyl)propan-2-yl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((R)-2-oxo-3,4-dihydro-2h-pyrrol-3-yl)propane-1-sulfonic acid 0.784 47 YKD (1s,2s)-2-((S)-2-((((2-(4,4-difluorocyclohexyl)propan-2-yl)oxy)carbonyl)amino)-4-methylpentanamido)-1-hydroxy-3-((R)-2-oxo-3,4-dihydro-2h-pyrrol-3-yl)propane-1-sulfonic acid 0.784 48 L3F (phenylmethyl) N-[(2s)-3-methyl-1-oxidanylidene-1-[[(2s)-1-oxidanyl-3-phenyl-propan-2-yl]amino]butan-2-yl]carbamate 0.781 49 YLV (1r,2s)-1-hydroxy-2-((S)-4-methyl-2-((((perfluorophenyl)methoxy)carbonyl)amino)pentanamido)-3-((R)-2-oxo-2,3-dihydro-1h-pyrrol-3-yl)propane-1-sulfonic acid 0.763 50 YM1 (1s,2s)-1-hydroxy-2-((S)-4-methyl-2-((((perfluorophenyl)methoxy)carbonyl)amino)pentanamido)-3-((R)-2-oxo-2,3-dihydro-1h-pyrrol-3-yl)propane-1-sulfonic acid 0.763 51 IRR N-{(2s)-1-oxo-3-[(3s)-2-oxopyrrolidin-3-yl]propan-2-yl}-N~2~-({[(1r,2r)-2-propylcyclopropyl]methoxy}carbonyl)-L-leucinamide 0.758 52 P8L [(1~{S},2~{R})-2-cyclohexylcyclopropyl]methyl ~{N}-[(2~{S})-1-[[(1~{R},2~{S})-1-[bis(oxidanyl)-oxidanylidene-$L^{5}-sulfanyl]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]carbamate 0.757 53 P8U [(1~{S},2~{R})-2-cyclohexylcyclopropyl]methyl ~{N}-[(2~{S})-1-[[(1~{S},2~{S})-1-[bis(oxidanyl)-oxidanylidene-$L^{5}-sulfanyl]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]carbamate 0.757 54 VR4 N-{(2s,3r)-4-(benzylamino)-3-hydroxy-4-oxo-1-[(3s)-2-oxopyrrolidin-3-yl]butan-2-yl}-N~2~-[(benzyloxy)carbonyl]-L-leucinamide 0.744 55 GHX (phenylmethyl) N-[(2s)-1-oxidanylidene-1-[[(2s)-1-oxidanyl-3-[(3s)-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-3-phenyl-propan-2-yl]carbamate 0.743 56 0Z9 N-[(benzyloxy)carbonyl]-L-leucyl-N-hydroxy-L-alaninamide 0.742 57 RN2 Calpeptin 0.719 58 IRW (1s,2s)-1-hydroxy-2-{[N-({[(1r,2r)-2-(4-methoxyphenyl)cyclopropyl]methoxy}carbonyl)-L-leucyl]amino}-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.718 59 ITX (1r,2s)-1-hydroxy-2-{[N-({[(1r,2r)-2-(4-methoxyphenyl)cyclopropyl]methoxy}carbonyl)-L-leucyl]amino}-3-[(3s)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid 0.718 60 P8C [(1~{S},2~{R})-2-[4,4-bis(fluoranyl)cyclohexyl]cyclopropyl]methyl ~{N}-[(2~{S})-1-[[(1~{R},2~{S})-1-[bis(oxidanyl)-oxidanylidene-$L^{5}-sulfanyl]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]carbamate 0.718 61 PJR [(1~{S},2~{R})-2-[4,4-bis(fluoranyl)cyclohexyl]cyclopropyl]methyl ~{N}-[(2~{S})-1-[[(1~{S},2~{S})-1-[bis(oxidanyl)-oxidanylidene-$L^{5}-sulfanyl]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]carbamate 0.718