2-Oxiraneacetic acid, 3-ethenyl-, (2R,3R)-rel-

2-{1-[(2S,3R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxybutanamido]cyclopentyl}acetic acid

2-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}benzoic acid

2-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}-4,4,4-trifluorobutanoic acid

2-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}-2-(thiophen-2-yl)acetic acid

5-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}-3-methyl-1,2-thiazole-4-carboxylic acid

4-({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pyridin-4-yl}formamido)-3-hydroxybutanoic acid

4-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-fluorophenyl]formamido}-3-hydroxybutanoic acid

4-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-(1-methyl-1H-pyrazol-4-yl)acetamido]-3-hydroxybutanoic acid

4-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[2.2.1]heptan-2-yl]formamido}-3-hydroxybutanoic acid

4-({1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]-1H-1,2,3-triazol-4-yl}formamido)-3-hydroxybutanoic acid