(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(2-fluoro-3-methylphenyl)propanoic acid

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

(1RS,6SR)-3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

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

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-[(1,4,4-trimethylpyrrolidin-3-yl)carbamoyl]propanoic acid

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

4-(4-(3-Methoxypropyl)-4H-1,2,4-triazol-3-yl)cyclohexan-1-amine

3-{[(5-bromo-2-chlorophenyl)methyl]carbamoyl}-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentanecarbonyl]-3-(prop-2-en-1-yl)azetidine-3-carboxylic acid

(3S,4R)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-4-(4-hydroxyphenyl)pyrrolidine-3-carboxylic acid

1-Formylimidazo[1,5-a]pyridine-5-carboxylic acid