phenanthro[2,3-b]thiophene-7,11-quinone

1,1-bis(2-methylpropyl)-3-phenylurea

2-(4-nitrophenyl)-2-phenylacetonitrile

1-(2,5-dimethoxyphenyl)-2-phenylethanone

1-[benzenesulfonyl(chloro)methyl]-4-nitrobenzene