N-(4,9-Dioxo-4,9-dihydro-naphtho[2,3-d][1,3]dithiol-2-ylidene)-benzenesulfonamide

4-Amino-3-(4-tert-butyl-phenylsulfanyl)-benzenesulfonic acid

1,3-Bis-benzenesulfonyl-hexahydro-pyrimidine

2-[5-Methyl-2-(2-sulfo-phenyl)-2,4-dihydro-pyrazol-3-ylideneamino]-benzoic acid

2-(5-Methyl-2-phenyl-2H-pyrazol-3-ylamino)-4-sulfo-benzoic acid

3-(3,4-Dichloro-phenyl)-1-(4-ethanesulfonyl-phenyl)-4,5-dihydro-1H-pyrazole

2-[(4-Chloro-phenylamino)-(hexahydro-pyrrolo[1,2-a]pyrimidin-8a-yloxy)-methylene]-malononitrile

N-(3-Formylamino-1,3-diphenyl-propyl)-formamide

2-Methyl-1-morpholin-4-yl-6-nitro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl ester

4-(2-Diethylamino-ethyl)-2-methyl-3-nitroso-4H-pyrazolo[5,1-b]quinazolin-9-one

2-Hydroxy-dibenzofuran-3-carboxylic acid (4-chloro-2,5-dimethoxy-phenyl)-amide