Pyrazolo[1,5-a]pyridin-5-ol, 5-acetate

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-oxo-5-(1,2,3,6-tetrahydropyridin-1-yl)pentanoic acid

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

4-[3-ethoxy-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]but-2-enoic acid

(2S)-2-({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pyridin-4-yl}formamido)-3-hydroxypropanoic acid

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

(2R)-2-({2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]-1,3-thiazol-4-yl}formamido)propanoic acid

3-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-2-hydroxy-2-methylpropanoic acid

3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxypropanamido]bicyclo[2.2.1]heptane-2-carboxylic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxybutanamido]cyclohexane-1-carboxylic acid

2-[(2R)-1-[6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylhexanoyl]pyrrolidin-2-yl]acetic acid