N-(2-chlorobenzyl)-2-(3,4-dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide

5-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylbutanamido]methyl}-1,3-oxazole-4-carboxylic acid

5-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(methoxymethyl)propanamido]methyl}-1,3-oxazole-4-carboxylic acid

5-({[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-yl]formamido}methyl)-1,3-oxazole-4-carboxylic acid

3-[3-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

3-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]methyl}cyclohexane-1-carboxylic acid

5-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3,3-trifluoropropanamido]methyl}oxolane-3-carboxylic acid

2-{7-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-7-azabicyclo[2.2.1]heptan-1-yl}acetic acid

rac-2-{1-[(1R,5S)-5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohex-3-en-1-yl]-N-(2-methylpropyl)formamido}acetic acid

rac-4-[(1R,3S)-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropanecarbonyl]morpholine-3-carboxylic acid

4-({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl}formamido)-2-methylbut-2-enoic acid