2-[6-(1H-1,2,4-triazol-1-yl)pyridin-3-yl]acetic acid

2-[8-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-(prop-2-en-1-yl)octanamido]acetic acid

(2S)-1-[8-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)octanoyl]pyrrolidine-2-carboxylic acid

2-[8-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-(prop-2-yn-1-yl)octanamido]acetic acid

2-[8-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)octanamido]pent-4-ynoic acid

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

rac-2-ethyl-1-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentanecarbonyl]pyrrolidine-2-carboxylic acid

rac-3-{N-tert-butyl-1-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}propanoic acid

3-cyclopropyl-3-{2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1H-pyrazol-1-yl]acetamido}propanoic acid

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

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-({5-oxaspiro[3.4]octan-7-yl}carbamoyl)butanoic acid