5-Amino-3-(bromomethyl)-4-cyanothiophene-2-carboxylic acid

rac-(1R,6S)-3-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]butanoyl}-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

rac-(1R,6S)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

rac-(1R,6S)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

rac-(1R,6S)-3-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

(1RS,6SR)-3-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

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

3-{2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]ethoxy}propanoic acid

4-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]-3-methoxybutanoic acid

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

4-[3,3-bis(hydroxymethyl)azetidin-1-yl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid