2-(2-(3-(3-chlorophenyl)ureido)thiazol-4-yl)-N-(4-methylthiazol-2-yl)acetamide

4-[6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N,4-dimethylhexanamido]butanoic acid

4-{[2-(cyclopentyloxy)ethyl]carbamoyl}-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

2-[3-cyclopropyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-2-azabicyclo[2.1.1]hexane-5-carboxylic acid

4-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2-oxazole-3-carbonyl]-2-methylmorpholine-3-carboxylic acid

6-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pentanamido}hexanoic acid

4-{[(2-ethyl-1,3-thiazol-4-yl)methyl]carbamoyl}-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

(3S)-3-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]methyl}-5-methylhexanoic acid

3-[(2,2-difluoroethyl)(ethyl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

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

5-{N-ethyl-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pentanamido}pentanoic acid