4-(azetidin-3-yloxy)-N,N-dimethylbutanamide

(2S)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4-difluorobutanamido]-3-methylbutanoic acid

3-[N-ethyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4-difluorobutanamido]propanoic acid

2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4,4-difluorobutanamido]methyl}butanoic acid

rac-(3aR,6aR)-4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetyl]-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylic acid

4-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-methyl-1H-pyrazole-5-carbonyl]thiomorpholine-2-carboxylic acid

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

2-{N-[2-(dimethylamino)ethyl]-5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido}acetic acid

7-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoyl]-7-azabicyclo[2.2.1]heptane-1-carboxylic acid

Methyl 2-[1-(2-aminoethyl)cyclobutyl]benzoate

3-(4-{[(Tert-butoxy)carbonyl]amino}-2-chlorophenyl)prop-2-enoic acid