2-(4-Bromo-benzylcarbamoyl)-pyrrolidine-1-carboxylic acid tert-butyl ester

3-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl}formamido)-2-methylpropanoic acid

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

5-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxypentanamido]pentanoic acid

1-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-phenylacetyl]-3-methylazetidine-3-carboxylic acid

2-chloro-4-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]benzoic acid

2-{4-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetyl]morpholin-3-yl}acetic acid

4-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]oxane-4-carboxylic acid

3-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]-4,4-dimethylpentanoic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[2.2.1]heptane-2-carbonyl]-3-methylazetidine-3-carboxylic acid

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