4,4-DIMETHYL-1-PHENYLPENTANE-1,3-DIONE

4,4-DIMETHYL-2-CYCLOHEXEN-1-ONE

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

4,4-DIPHENYLSEMICARBAZIDE

4,4'-DIPYRIDYL DIHYDROCHLORIDE

4,4'-DI-TERT-BUTYLBIPHENYL

Bis-(3-phthalyl anhydride) ether

4,5,6,7-TETRAHYDRO-2-BENZOTHIOPHENE-1-CARBOXYLIC ACID