4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)-3-fluorobenzoic acid

4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetyl)thiomorpholine-2-carboxylic acid

4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)oxane-4-carboxylic acid

4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)but-2-enoic acid

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

4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)-3-methylbenzoic acid

4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)-2-fluorobenzoic acid

4-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)-2-methylbenzoic acid

4-Isothiocyanato-2-chlorobenzoic acid

Ethyl 3-(o-hydroxybenzoyl)propionate

(Cyclobutylmethyl)(1-phenylethyl)amine

tert-butyl[(1-methyl-1H-pyrazol-4-yl)methyl]amine

4,7-Dihydro-4,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid

(E)-ethyl 2-(4-(2-amino-2-oxoethoxy)-3-methoxybenzylidene)-5-(4-bromophenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate

[(1-Methyl-1H-pyrazol-4-yl)methyl](2-methylbutan-2-yl)amine

(2E)-2-[(2-hydroxy-3-methoxyphenyl)methylidene]-7-methyl-N-(2-methylphenyl)-3-oxo-5-(thiophen-2-yl)-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide

(2E)-2-{[4-(carbamoylmethoxy)-3-methoxyphenyl]methylidene}-7-methyl-N-(2-methylphenyl)-3-oxo-5-(thiophen-2-yl)-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide

(E)-2-(2-hydroxy-5-nitrobenzylidene)-7-methyl-3-oxo-5-(thiophen-2-yl)-N-(o-tolyl)-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxamide