2-(2-Chloro-5-pyridin-4-ylpyridin-3-yl)acetic acid

2-cyclobutyl-3-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}propanoic acid

2-cyclobutyl-3-{[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2-oxazol-3-yl]formamido}propanoic acid

rac-2-({[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}methyl)-4-methylpentanoic acid

rac-2-{1-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]-N-[2-(methylsulfanyl)ethyl]formamido}acetic acid

rac-2-{[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}-4,4-dimethylpentanoic acid

5-[N-ethyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]pentanoic acid

3-(Aminomethyl)-4-ethoxypentanoic acid

4-{[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-methyl-1H-pyrazol-3-yl]formamido}-3-methoxybutanoic acid

2-(2-bromoethenyl)-1-(difluoromethyl)-1H-pyrrole

3-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]cyclohexyl}propanoic acid