4,4'-((2-HYDROXYPHENYL)METHYLENE)BIS(1,5-DIMETHYL-2-PHENYL-1H-PYRAZOL-3(2H)-ONE) HYDROCHLORIDE

4,4'-(2,2,2-TRICHLOROETHANE-1,1-DIYL)BIS(2-METHYL-6-NITROPHENOL)

4,4'-(ETHYLENEDIOXY)DIANISOLE

4,4'-AZOBIS(2,6-DIPHENYL-1-METHYLPYRIDINIUM TETRAFLUOROBORATE)

4,4'-BIS-PHENYLETHYNYL-BIPHENYL

4,4'-BIS(4-CHLOROPHENYL)-5,5'-DIMETHYLTETRATHIAFULVALENE

4,4'-DIAMINO-3,3'-DIMETHYL-2,2'-DINITROBIPHENYL

4,4'-Dichlorobutyrophenone

4,4''-DIMETHOXY-(1,1',3',1'')TERPHENYL

4,4'-DIMETHYLENEBIS(ETHYL BENZOATE)

4,4'-METHYLENEBIS(N-(2-CHLOROBENZYLIDENE)ANILINE)

4,4'-METHYLENEBIS(N-(4-METHOXYBENZYLIDENE)ANILINE)

4,4'-OXYDIBUTANOIC ACID

4,4′-Thiobis(2,5-dimethylphenol)

4,4-BIS-(3-AMINO-4-HYDROXYPHENYL)-VALERIC ACID