1-(6-((3-fluorophenyl)thio)pyridazin-3-yl)-N-(4-methylbenzyl)piperidine-4-carboxamide

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-{[2-(methoxymethyl)butyl]carbamoyl}propanoic acid

(1R,5S)-3-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-4-methylpentanoyl}-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

(1RS&,5SR&)-3-[(1RS,2SR)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentanecarbonyl]-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

(1R,5S)-3-{2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,3-thiazole-5-carbonyl}-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

(1R,5S)-3-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanoyl]-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

(1R,5S)-3-{2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1H-pyrazol-1-yl]acetyl}-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

rac-3-{N-benzyl-1-[(1R,2S)-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclohexyl]formamido}propanoic acid

4-[(3aR,6aS)-2,2-dioxo-hexahydro-1H-2lambda6-thieno[3,4-c]pyrrol-5-yl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-oxobutanoic acid

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

rac-(1R,2S)-2-({[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]formamido}methyl)cyclohexane-1-carboxylic acid