6-Ethyl-2-iodo-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid

5-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-3-amido]pyridine-3-carboxylic acid

4-{[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]methyl}oxane-4-carboxylic acid

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

3-(2-{4-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1H-1,2,3-triazol-1-yl}acetamido)-2,2-dimethylpropanoic acid

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

3-[3-chloro-5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)benzoyl]-1,3-thiazolidine-4-carboxylic acid

2-{N-cyclopropyl-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylphenyl]formamido}acetic acid

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

4-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-fluorophenyl]formamido}-2-methylbutanoic acid

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