3-Fluoro-5-(oxazol-2-yl)aniline

3-[3-ethoxy-N-ethyl-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]propanoic acid

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

3-{[(4-benzylmorpholin-2-yl)methyl]carbamoyl}-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

4-{[(dimethyl-1,3-oxazol-5-yl)methyl]carbamoyl}-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

3-{[4-(1,3-dioxolan-2-yl)phenyl]carbamoyl}-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

3-[({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropyl}formamido)methyl]pentanoic acid

1-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropanecarbonyl}-octahydrocyclopenta[b]pyrrole-3a-carboxylic acid

5-{[(2S)-3-(dimethylamino)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]methyl}oxolane-3-carboxylic acid

(3RS,5RS)-5-{[(2S)-3-(dimethylamino)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]methyl}oxolane-3-carboxylic acid

2-[N-(butan-2-yl)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)furan-2-yl]formamido]acetic acid