4-Hydroxy-2-imidazolidinone

rac-3-{[(1R,3S)-3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-2,2-difluorocyclopropyl]formamido}-2-methylpropanoic acid

6-Nitroso-octahydropyrano[2,3-c]pyrrole-4a-carboxylic acid

Methyl [(3-aminocyclopentyl)carbamoyl]formate

rac-(1R,2R)-2-(3-methyl-4-nitrophenyl)cyclopropane-1-carboxylic acid

Methyl 2-amino-3-methyl-3-(1-methylcyclopropyl)butanoate

tert-butyl N-[2-amino-2-(4-methyl-3,4-dihydro-2H-1,4-benzoxazin-6-yl)ethyl]carbamate

2-(4-Bromo-2-{[(tert-butoxy)carbonyl]amino}phenyl)acetic acid

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

4-{[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutyl]formamido}-3,3-dimethylbutanoic acid

3-{2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]cyclohexyl}propanoic acid