5-(4- tert -Butyl-phenoxymethyl)-furan-2-carboxylic acid hydrazide

4-Benzothiazol-2-yl-benzoic acid methyl ester

2- sec -Butylamino-4-methyl-thiazole-5-carboxylic acid ethyl ester

4-(1-Ethyl-3-methyl-1 H -pyrazol-4-yl)-2,4-dioxo-butyric acid methyl ester

5-(1-Ethyl-5-methyl-1 H -pyrazol-4-yl)-isoxazole-3-carboxylic acid methyl ester

2-(1,5-Dimethyl-1 H -pyrazol-4-yl)-quinoline-4-carboxylic acid methyl ester

3-(4-Bromo-5-methyl-pyrazol-1-yl)-propionic acid methyl ester

3-(4-Bromo-3-methyl-pyrazol-1-yl)-propionic acid methyl ester

5-(4-Fluoro-phenyl)-1H-pyrazole-3-carboxylic acid methyl ester

3-(2-Chloro-4-nitro-phenoxymethyl)-benzoic acid methyl ester

1-(2,6-Dichloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester