2-Methyl-4-(2,3,4,5-tetrafluorophenyl)butan-2-amine

3-{2-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]ethoxy}propanoic acid

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

2-(3-Chloro-2,4-difluorophenyl)-2,2-difluoroethan-1-amine

3-[7-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)heptanamido]-3-methylbutanoic acid

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

(2S)-2-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-3,3,3-trifluoropropanamido}pentanoic acid

1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-3,3,3-trifluoropropanoyl}piperidine-3-carboxylic acid

2-({[6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[3.2.0]heptan-3-yl]formamido}oxy)acetic acid

rac-2-{1-[(1R,5R,6S)-6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[3.2.0]heptan-3-yl]-N-(prop-2-yn-1-yl)formamido}acetic acid

(2S)-1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]piperidine-2-carboxylic acid