1-[Amino(4-fluorophenyl)methyl]-3,3-bis(fluoromethyl)cyclobutan-1-ol

2,3-dimethyl-N-[(1r,3r)-3-(hydroxymethyl)cyclobutyl]butanamide

1-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropanecarbonyl}-6-methylpiperidine-3-carboxylic acid

1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-6-methylpiperidine-3-carboxylic acid

Benzyl 1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-azabicyclo[3.1.0]hexane-3-carboxylate

rac-3-{1-[(1R,5R,6S)-6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[3.2.0]heptan-3-yl]-N-methylformamido}-2-methylpropanoic acid

2-(3-{[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]methyl}cyclopentyl)acetic acid

(3R)-3-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]heptanoic acid

(3R)-3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpentanamido]heptanoic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(thiophen-2-yl)acetamido]-3-methylbutanoic acid

4-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-3-carbonyl]thiomorpholine-3-carboxylic acid