Tert-butyl 2-(3,5-dichloropyridin-4-yl)piperazine-1-carboxylate

3-[3-cyclopropyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]hexanoic acid

2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-1-methylcyclohexane-1-carboxylic acid

4-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-2,6-difluorobenzoic acid

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

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

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

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

1-[3-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoyl]-2-methylpyrrolidine-3-carboxylic acid

4-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoro-N-(propan-2-yl)propanamido]butanoic acid

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