3,6,7-Trimethyl-quinoxaline-2-carboxylic acid ethyl ester

Tetrahydro-pyran-4-sulfonic acid amide

2-Bromo-5-fluoro-benzenesulfonamide

2-Fluoro-5-nitro-benzenesulfonamide

1-(4-Nitro-phenyl)-cyclobutanecarboxylic acid methyl ester

2-Methyl-1H-imidazole-4,5-dicarboxylic acid diethyl ester

5-Acetyl-2-ethyl-3H-imidazole-4-carboxylic acid

5-Ethyl-2-methyl-2H-pyrazol-3-ol

5-Chloro-3-ethyl-1-methyl-1H-pyrazole-4-sulfonyl chloride

4-(4-Chloro-phenyl)-1H-pyrrole-3-carboxylic acid methyl ester

4-(6-Chloro-pyridin-3-yl)-1H-pyrrole-3-carboxylic acid