4,4'-Diamino-2,2'-stilbenedisulfonic acid

4,4'-DIBROMOOCTAFLUOROBIPHENYL

Bis(4-fluorophenyl)-methanone

4,4'-Dihydroxybenzophenone

Acetylacetaldehyde dimethyl acetal

4,4'-Dimethoxybenzophenone

4,4-Dimethyl-1-phenyl-3-pyrazolidone

4,4-DIMETHYL-2-PHENYL-2-OXAZOLINE