4-(3,4-Dimethoxy-phenyl)-2-oxo-2,3-dihydro-thiazole-5-carboxylic acid ethyl ester

6-Chloromethyl-4-(4-methoxy-3-methoxymethyl-phenyl)-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid ethyl ester

1-(4-Methyl-6-trifluoromethyl-pyrimidin-2-yl)-piperidine-4-carboxylic acid ethyl ester

1-(3-Nitro-benzenesulfonyl)-piperidine-4-carboxylic acid ethyl ester

2-(4-Chloro-phenoxymethyl)-2 H -pyrazole-3-carboxylic acid methyl ester

2-(5-Methyl-3-nitro-pyrazol-1-yl)-butyric acid ethyl ester

1-(4-Chloro-2-methyl-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

1-(4-Chloro-3-methyl-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

1-(3-Chloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

1-(4-Methoxy-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

1-(4-Chloro-3,5-dimethyl-pyrazol-1-ylmethyl)-1 H -pyrazole-3-carboxylic acid methyl ester