4-(3-(Tert-butyl)-1,2,4-oxadiazol-5-yl)phenol

3-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentanecarbonyl}-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

rac-(1R,6S)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,3-thiazole-5-carbonyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

rac-(1R,6S)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanoyl]-3-azabicyclo[4.1.0]heptane-7-carboxylic acid

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

(2R)-2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]-3-hydroxypropanoic acid

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

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

4-{[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-methyl-1H-pyrazol-4-yl]formamido}but-2-ynoic acid

2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-methyl-1H-pyrazol-5-yl]formamido}-3,3-dimethylbutanoic acid

5-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1-methyl-1H-pyrazol-5-yl]formamido}hexanoic acid