Methyl 3-bromo-2-hydroxy-5-(2-methoxy-2-oxoethoxy)benzoate

2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2,5-oxadiazol-3-yl]formamido}-2-(thiophen-2-yl)acetic acid

3-[(2S)-N-ethyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]butanoic acid

2-ethyl-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]butanoic acid

Tert-butyl 2-amino-5-(benzyloxy)pentanoate

1-[2-cyclobutyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetyl]-2-methylpyrrolidine-2-carboxylic acid

2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-yl]formamido}-2-(thiophen-2-yl)acetic acid

rac-4-[(1R,2S)-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentaneamido]cyclopent-2-ene-1-carboxylic acid

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

1-{1-[(benzyloxy)carbonyl]piperidin-3-yl}-1H-pyrazole-3-carboxylic acid

Methyl 5,6-dihydroxy-2-azabicyclo[2.2.1]heptane-3-carboxylate