2-(Propan-2-yl)-4-(trifluoromethyl)pyrimidine-5-carboxylic acid

2-[({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl}formamido)methyl]butanoic acid

1-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]methyl}-4-methylcyclohexane-1-carboxylic acid

2-(4-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]methyl}-1H-1,2,3-triazol-1-yl)acetic acid

2-(2-{4-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1H-1,2,3-triazol-1-yl}-N-methylacetamido)butanoic acid

(2S)-1-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopentanecarbonyl}piperidine-2-carboxylic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pent-4-ynamido]-5-iodobenzoic acid

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

2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-methoxyphenyl]formamido}-2-methylpropanoic acid

2-{5-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylpropanamido]pyridin-2-yl}acetic acid

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[(2-hydroxy-5-methylphenyl)carbamoyl]butanoic acid