5-Amino-2-(4-(oxetan-3-yl)piperazin-1-yl)benzonitrile

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

2-{1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)heptanoyl]pyrrolidin-3-yl}acetic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)heptanoyl]-4-methylpyrrolidine-3-carboxylic acid

(1RS&,5SR&)-3-{2-[(1RS,3SR)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetyl}-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

3-[N-ethyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(propan-2-yl)butanamido]propanoic acid

(3S)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-hydroxybutanamido]-4-methylpentanoic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-(prop-2-en-1-yl)pent-4-enamido]acetic acid

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

rac-(3R,4S)-1-[(tert-butoxy)carbonyl]-4-(2,5-dimethylphenyl)pyrrolidine-3-carboxylic acid

1-[(Benzyloxy)carbonyl]-4-(2-ethylphenyl)pyrrolidine-3-carboxylic acid