N-(2,4-dimethylphenyl)-2-{4-[(2-methylpyridin-3-yl)methyl]piperazin-1-yl}acetamide

5-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanamido]methyl}-1,2-oxazole-3-carboxylic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-methylhex-4-enamido]-3-hydroxy-2-methylpropanoic acid

(2S)-3-(dimethylamino)-2-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pentanamido}propanoic acid

rac-(1R,3R,5R)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pent-4-enamido]bicyclo[3.1.0]hexane-1-carboxylic acid

rac-2-[(2-{[(1R,3R,5R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[3.1.0]hexan-1-yl]formamido}ethyl)sulfanyl]acetic acid

2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-(prop-2-en-1-yl)-3-(1H-pyrrol-2-yl)propanamido]acetic acid

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

3-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]oxolane-2-carboxylic acid

3-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]heptanoic acid

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-{methyl[(1-methyl-1H-imidazol-2-yl)methyl]carbamoyl}propanoic acid