6-Bromo-8-iodo-5-methyl-[1,2,4]triazolo[1,5-a]pyridin-2-amine

rac-(2R,3S)-3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methyl-1,3-thiazole-5-amido]oxolane-2-carboxylic acid

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

1-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanoyl]-3-hydroxyazetidine-3-carboxylic acid

1-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]acetyl}-4,4-difluoropyrrolidine-3-carboxylic acid

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

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

5-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoyl]-hexahydro-2H-furo[2,3-c]pyrrole-6a-carboxylic acid

2-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-4-methylpentanamido}-2-methylbutanoic acid

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

1-(5-Fluoropyridin-3-yl)cyclobutane-1-carboxylic acid