2-(2,2-Difluoropropoxy)benzaldehyde

3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexaneamido]oxolane-2-carboxylic acid

rac-(1R,2R,4S)-7-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanoyl]-7-azabicyclo[2.2.1]heptane-2-carboxylic acid

rac-(1R,2R,4S)-7-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2-oxazole-3-carbonyl]-7-azabicyclo[2.2.1]heptane-2-carboxylic acid

rac-(1R,2R,4S)-7-[3-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoyl]-7-azabicyclo[2.2.1]heptane-2-carboxylic acid

4-(1-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutanecarbonyl}azetidin-3-yl)butanoic acid

4-{1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoyl]azetidin-3-yl}butanoic acid

4-{1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylpentanoyl]azetidin-3-yl}butanoic acid

4-{1-[6-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanoyl]azetidin-3-yl}butanoic acid

4-{1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylbutanoyl]azetidin-3-yl}butanoic acid

4-{1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoyl]azetidin-3-yl}butanoic acid