4,6-Dihydroxy-5-methyl-nicotinic acid ethyl ester

1-(3,6,7-Trimethyl-quinoxalin-2-yl)-ethanone

6,7-Dimethyl-3-phenyl-quinoxaline-2-carboxylic acid ethyl ester

3-Methyl-6-nitro-quinoxaline-2-carboxylic acid

2-Bromo-1-(3-methyl-quinoxalin-2-yl)-ethanone

Benzofuran-2-sulfonic acid amide

(4-tert-Butyl-phenyl)-methanesulfonamide

2-Methyl-5-sulfamoyl-furan-3-carboxylic acid methyl ester

3-Bromo-4-fluoro-benzenesulfonamide

N-(2-Bromo-4-sulfamoyl-phenyl)-acetamide

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