(E)-N-(2-(4-(furan-2-yl)-1-methyl-1H-imidazol-2-yl)ethyl)-3-(thiophen-2-yl)acrylamide

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

3-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexyl]formamido}-2,2-difluoropropanoic acid

2-(1-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpropanamido]methyl}cyclohexyl)acetic acid

2-{4-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-1,4-diazepan-1-yl}acetic acid

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

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

2-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]phenyl}acetic acid

2-(1-{4-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl}-N-(prop-2-yn-1-yl)formamido)acetic acid

1-{1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylpropanoyl]azetidin-3-yl}-1H-1,2,3-triazole-4-carboxylic acid

(2S)-2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methyl-1,3-thiazol-5-yl]formamido}-4-(methylsulfanyl)butanoic acid