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4-Oxazolecarboxylic acid, 5-[4-(trifluoromethoxy)phenyl]-

4-Oxazolecarboxylic acid, 5-[3-(trifluoromethyl)phenyl]-

4-Oxazolecarboxylic acid,5-(4-cyanophenyl)-

4-Oxazolecarboxylic acid,5-(4-nitrophenyl)-

4-Oxazolecarboxylic acid, 5-(3,5-difluorophenyl)-

4-Oxazolecarboxylic acid, 5-(3,5-dichlorophenyl)-

Imidazo[1,2-a]pyrimidine-3-carboxylic acid,2-(methoxymethyl)-,ethyl ester

Imidazo[1,2-a]pyrimidine-3-carboxylic acid,2-(methoxymethyl)-,methyl ester

Imidazo[1,2-a]pyrimidine-3-carboxylic acid,2-methyl-,methyl ester

Imidazo[2,1-b]thiazole-5-carboxylic acid,6-(2-cyclopentylethyl)-,ethyl ester

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