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

1-(Thiophene-2-sulfonyl)-piperidine-3-carboxylic acid ethyl ester

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

1- o -Tolyloxymethyl-1 H -pyrazole-3-carboxylic acid methyl ester

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

5-(1-Bromo-naphthalen-2-yloxymethyl)-furan-2-carboxylic acid methyl ester

1-(Biphenyl-4-yloxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

4-(4-Chloro-phenyl)-2,4-dioxo-butyric acid methyl ester

2-(2,4-Difluoro-phenoxymethyl)-benzoic acid methyl ester

1-(3-Nitro-[1,2,4]triazol-1-ylmethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

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