1-Pyrazol-1-ylmethyl-1 H -pyrazole-3-carboxylic acid methyl ester

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

4-Benzo[1,3]dioxol-5-yl-2,4-dioxo-butyric acid methyl ester

2-Methyl-2-(4-nitro-pyrazol-1-yl)-propionic acid ethyl ester

5-(5-Fluoro-2-nitro-phenoxymethyl)-furan-2-carboxylic acid methyl ester

3-(5-Cyclopropyl-3-trifluoromethyl-pyrazol-1-yl)-propionic acid methyl ester

(5-Cyclopropyl-3-trifluoromethyl-pyrazol-1-yl)-acetic acid ethyl ester

5-[4-(1-Methyl-1-phenyl-ethyl)-phenoxymethyl]-furan-2-carboxylic acid methyl ester

5-(4-Methoxy-phenoxymethyl)-furan-2-carboxylic acid methyl ester

(4-Bromo-3-methyl-pyrazol-1-yl)-acetic acid ethylester

5-(4-Chloro-3,5-dimethyl-phenoxymethyl)-furan-2-carboxylic acid methyl ester

2-(3-Methoxy-4-nitro-pyrazol-1-yl)-propionic acidmethyl ester

4-Bromo-1,5-dimethyl-1 H -pyrazole-3-carboxylic acid ethyl ester

7-Difluoromethyl-5-phenyl-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid ethyl ester

2-(4- tert -Butyl-phenyl)-cyclopropanecarboxylic acid ethyl ester