N-Phenyl-4-[3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl]-1,4-diazepane-1-carboxamide

3-(dimethylamino)-2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}propanoic acid

3-[3-cyclopropyl-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylbutanamido]-2-methylpropanoic acid

(2R)-2-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-4-methylpentanamido}-4-(methylsulfanyl)butanoic acid

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

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-[({spiro[3.3]heptan-2-yl}methyl)carbamoyl]propanoic acid

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-({2-[(2-hydroxyethyl)(methyl)amino]ethyl}(methyl)carbamoyl)butanoic acid

3-[(5-cyclopropyloxolan-3-yl)(methyl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

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

3-[(3-bromo-2,4-difluorophenyl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

4-[(1,1-dicyclopropylethyl)carbamoyl]-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid