2-Ethyl-5-mercapto-6-propyl-2,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one

3-Furan-2-ylmethyl-2-mercapto-3H-quinazolin-4-one

3-(2-Ethyl-phenyl)-2-mercapto-3,5-dihydro-imidazol-4-one

4-Propoxy-pyrimidine-2-thiol

1-Ethyl-5-methyl-4-nitro-1H-pyrazole

5-(4-Methoxy-phenyl)-7-trifluoromethyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrimidine

5-(4-Ethyl-phenyl)-7-trifluoromethyl-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrimidine

1-(2-Chloro-benzyl)-4-isothiocyanato-1H-pyrazole

4-Chloro-1-(2-chloro-6-fluoro-benzyl)-3-isothiocyanato-1H-pyrazole

1-Chloromethyl-3,5-dimethyl-4-nitro-1H-pyrazole

1-Difluoromethyl-3-nitro-1H-pyrazole