2-methyl-2-(1-methyl-1H-imidazol-2-yl)propanenitrile

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentaneamido]benzoic acid

7-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentanecarbonyl]-7-azabicyclo[2.2.1]heptane-2-carboxylic acid

5-({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl}formamido)pentanoic acid

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

2-(1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexanecarbonyl}azetidin-3-yl)acetic acid

3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-3-phenylpropanoic acid

2-[(2R)-N-(4-chlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]acetic acid

2-[(2S)-N-(4-chlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]acetic acid

1-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazol-4-yl]acetamido}cyclobutane-1-carboxylic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]-4-methylpentanoic acid