5,7-Dichloro-8-hydroxy-2-quinolinecarboxaldehyde hydrazone

3-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylcyclohexanecarbonyl]-1,3-thiazolidine-4-carboxylic acid

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-{[3-(1H-imidazol-1-yl)propyl]carbamoyl}butanoic acid

2-{4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentaneamido]-1H-pyrazol-1-yl}acetic acid

3-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexyl]acetamido}-3-methylbutanoic acid

3-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetyl}-2-methyl-1,3-thiazolidine-4-carboxylic acid

3-({2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]-1,3-thiazol-4-yl}formamido)-3-methylbutanoic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxypropanamido]cycloheptane-1-carboxylic acid

2-[1-({2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutyl]acetamido}methyl)cyclobutyl]acetic acid

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

(2S)-1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxybutanoyl]pyrrolidine-2-carboxylic acid