1-(3-Methoxyphenyl)pentane-1,3-dione

(1RS,6SR)-3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

(1RS,6SR)-3-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

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

4-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]oxane-4-carboxylic acid

5-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]methyl}oxolane-2-carboxylic acid

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

4-(2-Amino-1,1-difluoroethyl)benzene-1,3-diol

4-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutanecarbonyl]-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylic acid

4-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropanecarbonyl}-hexahydro-2H-furo[3,2-b]pyrrole-5-carboxylic acid

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