4,4,7,9-TETRAMETHYL-1,3,4,5-TETRAHYDRO-2-BENZOXEPINE-1,3-DIONE

4,4'-[1,5-PENTANEDIYLBIS(OXY)] BISBENZOIC ACID

4,4',4'',4'''-(2,3,4,5-Thiophentetrayl)tetrakis(1-ethyl-tetrakis-(1-)pyridiniumterafluoroborate)

4,4'-Biphenyldiboronic acid

4,4'-BIS(2-HYDROXYHEXAFLUOROISOPROPYL)BIPHENYL

4,4'-Bis(chloromethyl)-1,1'-biphenyl

4,4'-BIS(HEPTYLOXY)AZOXYBENZENE

4,4'-DIAMINOOCTAFLUOROBIPHENYL

4,4-Difluorocyclohexanecarboxylic acid