1-Amino-3-(2-ethylphenyl)propan-2-ol

4-[(2-cyclobutylethyl)(methyl)carbamoyl]-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid

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

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

(2R)-2-[(2R)-3-(4-bromophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]propanoic acid

2-{[(2R)-3-(4-bromophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]oxy}acetic acid

1-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutyl]acetyl}-1,2,3,6-tetrahydropyridine-4-carboxylic acid

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

2-cyclopropyl-2-{[(2S)-3-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]oxy}acetic acid

2-cyclopropyl-2-({[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}oxy)acetic acid

2-cyclopropyl-2-{[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]oxy}acetic acid