(E)-N'-(2,4-dihydroxybenzylidene)-2-(o-tolyloxy)acetohydrazide

1-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropanecarbonyl]-4-methoxy-2-methylpyrrolidine-2-carboxylic acid

1-[2-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetyl]-4-methoxy-2-methylpyrrolidine-2-carboxylic acid

3-Cyclopropyl-5-(difluoromethoxy)benzaldehyde

Proline, 1-[(2-iodophenyl)methyl]-, methyl ester

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

2-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}-N-methylacetamido)-4,4-dimethylpentanoic acid

5-chloro-2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclobutaneamido]benzoic acid

4-(2-{1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclobutyl}acetamido)-3-hydroxy-3-methylbutanoic acid

3-{[6-(dimethylamino)pyridin-3-yl]carbamoyl}-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

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