2-Deoxy-N-phenyl-L-erythro-pentonamide

2-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]-5-hydroxybenzoic acid

3-[(3S)-N-(cyclopropylmethyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]propanoic acid

(1RS,2SR)-2-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]cycloheptane-1-carboxylic acid

3-{[(Tert-butoxy)carbonyl]amino}-3-(pyridin-3-yl)butanoic acid

3-{[(Tert-butoxy)carbonyl]amino}-3-(2-chlorothiophen-3-yl)propanoic acid

3-{[(Tert-butoxy)carbonyl]amino}-3-(2-methylthiophen-3-yl)propanoic acid

Methyl 1-(3-hydroxyoxan-3-yl)cyclopentane-1-carboxylate

1-[(Tert-butoxy)carbonyl]-3-(1-hydroxy-3,3-dimethylcyclobutyl)azetidine-3-carboxylic acid

4-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropanecarbonyl}thiomorpholine-2-carboxylic acid

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