pyrazino[2,3-c]pyridazine

6,7-dimethylpyrazino[2,3-c]pyridazine

pyrazino[2,3-c]-2,2,5,5-tetramethylcyclopentanone

pyrazino[2,3-c]cinnoline

pyrido[2,3-c]pyridazine

thieno[2,3-c]pyridazine

1H-pyrazino[2,3-c][1,2,6]thiadiazine 2,2-dioxide

3-(2-bromophenyl)-N-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}propanamide

N-(2,5-Dimethylphenyl)-2-[[11-(hydroxymethyl)-5-(4-methoxyphenyl)-14-methyl-2-oxa-4,6,13-triazatricyclo[8.4.0.03,8]tetradeca-1(10),3(8),4,6,11,13-hexaen-7-yl]sulfanyl]butanamide

1-[(4-Fluorophenyl)methyl]-3-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}urea

3-(2-Chlorophenyl)-1-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}urea

N-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-2,3-dihydro-1-benzofuran-5-sulfonamide

N-[2-Hydroxy-2-(4-thiophen-2-ylphenyl)ethyl]-1,3-benzothiazole-6-carboxamide

3-fluoro-N-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-4-methoxybenzene-1-sulfonamide

3-{2-Hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-1-(2-phenoxyethyl)urea

N-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-7-methoxy-1-benzofuran-2-carboxamide

N-{2-hydroxy-2-[4-(thiophen-2-yl)phenyl]ethyl}-1-benzothiophene-2-carboxamide