3-(3,4,5-Trifluorophenyl)pyrrolidine

2-{1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]azetidin-3-yl}propanoic acid

(2R)-2-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethoxy]acetamido}-4-(methylsulfanyl)butanoic acid

(2R)-2-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropyl}formamido)-4-(methylsulfanyl)butanoic acid

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

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-4-methylpiperidine-2-carboxylic acid

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

2-{3-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanamido]cyclopentyl}acetic acid

rac-(1R,3S)-3-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutaneamido}cyclopentane-1-carboxylic acid

(2S,4S)-1-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutanecarbonyl}-4-hydroxypyrrolidine-2-carboxylic acid

(2S,4S)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-3-carbonyl]-4-hydroxypyrrolidine-2-carboxylic acid