5-Cyclohexyl-2-methyl-1H-pyrrole-3-carboxylic acid

4-{2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)piperidin-1-yl]acetamido}butanoic acid

5-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-2-fluorobenzoic acid

5-chloro-2-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]benzoic acid

4-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolane-3-carbonyl]morpholine-3-carboxylic acid

3-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropaneamido]-4-methylbenzoic acid

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

2-({1-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropanecarbonyl]piperidin-4-yl}oxy)acetic acid

(1rs,4rs)-4-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]cyclohexane-1-carboxylic acid

2-[(2R)-N-cyclopentyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]acetic acid

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