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

4,4'-(ETHYLENEDISULFONYLDIETHYLENE)BIS(4-METHYLMORPHOLINIUM IODIDE)

4,4'-BI(DIBENZOFURAN)

4,4'-BIS(2,6-DIPHENYLTHIOPYRYLIUM TETRAFLUOROBORATE)

4,4'-BIS(4-PENTYL-1-CYCLOHEXEN-1-YL)BIPHENYL

4,4'-DIBROMO-2-BIPHENYLAMINE

4,4'-DICHLORODIBENZENESULFONAMIDE, SODIUM DERIVATIVE

4,4′-Dimethoxy-2′-hydroxychalcone

4,4'-DIMETHYLOCTAFLUOROBIPHENYL

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

4,4'-METHYLENEBIS(N-(8-QUINOLYLOXYCARBONYL)ANILINE)

4,4'-SULFONYLBIS(2-NITROPHENOL)

4,4'-TRIMETHYLENEBIS(1-(N-(4-ETHOXYPHENYL)THIOCARBAMOYL)PIPERIDINE)

4,4-BIS-ETHOXYCARBONYL-HEPTANEDIOIC ACID

4,4-DIMETHYL-1-(2-METHYL-1,3-DIOXOLAN-2-YL)-6-HEPTEN-3-ONE