3-[(2-methoxyphenyl)-(2-phenylhydrazinyl)methylidene]quinoxalin-2-one

3-(2-methoxyphenyl)-1-phenylpyrazolo[4,3-b]quinoxaline

2-(3,5-dimethyl-1-phenylpyrazol-4-yl)ethanol

4a-methyl-2,3-dihydro-1H-carbazol-4-one

4a-methyl-1,2,3,4,9,9a-hexahydrocarbazol-4-ol