5-(4-Methoxy-phenyl)-7-trifluoromethyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid ethyl ester

(5-Methyl-3-nitro-pyrazol-1-yl)-acetic acid ethylester

2-(2-Nitro-phenoxy)-propionic acid ethyl ester

7-Difluoromethyl-5-phenyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid ethyl ester

5-(Naphthalen-2-yloxymethyl)-furan-2-carboxylic acid methyl ester

4-(4-Nitro-pyrazol-1-ylmethyl)-benzoic acid methyl ester

4-(4-Bromo-phenoxymethyl)-benzoic acid methyl ester

5-(4-Bromo-3,5-dimethyl-pyrazol-1-ylmethyl)-furan-2-carboxylic acid methyl ester

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

5-(2-Nitro-phenoxymethyl)-furan-2-carboxylic acidmethyl ester

3-(4-Bromo-phenoxymethyl)-benzoic acid methyl ester