5-({[(Prop-2-en-1-yloxy)carbonyl]amino}methyl)pyrazolo[1,5-a]pyridine-3-carboxylic acid

2-[(3R)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanoyl]-2-azabicyclo[2.1.1]hexane-1-carboxylic acid

5-[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanamido]cyclohex-3-ene-1-carboxylic acid

3-[3-bromo-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)benzoyl]-1,3-thiazolidine-4-carboxylic acid

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-{[1-(4-methylphenyl)ethyl]carbamoyl}propanoic acid

5-{[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3-dimethylbutanamido]methyl}oxolane-2-carboxylic acid

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

2-[N-cyclopropyl-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylbutanamido]acetic acid

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

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

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