3-(2-Methyl-1-oxopropyl)benzenesulfonamide

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

3-[(1-benzyl-3-methylpyrrolidin-3-yl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

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

3-({3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]-1,2-oxazol-4-yl}formamido)propanoic acid

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

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

3-[(3-chloro-4-ethylphenyl)carbamoyl]-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

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

4-[5-cyano-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylpentanamido]butanoic acid

2-[5-cyano-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylpentanamido]-2-methylpropanoic acid