N-(1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidin-3-yl)-2-(quinolin-8-ylamino)acetamide

2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylpropanoyl]-octahydrocyclopenta[c]pyrrole-1-carboxylic acid

4-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-phenylacetamido]but-2-enoic acid

3-[(2,6-dibromo-4-methylphenyl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

4-{[2-(but-3-en-1-yloxy)ethyl]carbamoyl}-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

(2S)-2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-phenylbutanamido]propanoic acid

3-(1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-3-methylbutanoyl}pyrrolidin-3-yl)propanoic acid

3-{2-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]-N-methylacetamido}propanoic acid

3-{[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylcyclohexyl]formamido}-2,2-dimethylpropanoic acid

2-{4-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoyl]morpholin-3-yl}acetic acid

3-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylphenyl]formamido}pentanoic acid