1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile

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

(2R)-2-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl}formamido)butanoic acid

2-[N-tert-butyl-3-cyclopropyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]acetic acid

1-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanoyl]piperidine-4-carboxylic acid

2-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanamido]-3,3-dimethylbutanoic acid

(2S,3S)-2-[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylpentanamido]-3-methylpentanoic acid

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

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

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

3-[3-ethoxy-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-2,2-difluoropropanoic acid