3-Fluoro-2-(methoxymethyl)-6-methylbenzoic acid

1-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutanecarbonyl]-3-(methoxymethyl)pyrrolidine-3-carboxylic acid

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-{[(2S)-1-[methyl(propan-2-yl)amino]propan-2-yl]carbamoyl}butanoic acid

5-(4-benzyl-2-methylpiperazin-1-yl)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-oxopentanoic acid

3-{1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylphenyl]-N-methylformamido}-2-methylpropanoic acid

3-{1-[4-bromo-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]-N-methylformamido}-2-methylpropanoic acid

3-{1-[4-bromo-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)phenyl]-N-methylformamido}-2-methylpropanoic acid

rac-2-{2-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]-N-(2-methylpropyl)acetamido}acetic acid

rac-2-[(1R,2S)-2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanamido]cyclopentyl]acetic acid

(2S)-1-{2-[(1RS,2SR)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetyl}pyrrolidine-2-carboxylic acid

1-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetamido}cyclopropane-1-carboxylic acid