4,4-DIPHENYLSEMICARBAZIDE

Bis-(3-phthalyl anhydride) ether

4,5,6,7-TETRAFLUOROINDOLE-3-CARBOXALDEHYDE

4,5,6,7-TETRAHYDRO-2,1,3-BENZOXADIAZOL-4-ONE

4,5,6,7-TETRAHYDROINDAZOLE

4,5:4',5'-DIBENZO-1,1'-DIBUTYL-3,3,3',3'-TETRAMETHYLINDADICARBOCYANINE HEXAFLUOROPHOSPHATE

4,5:4',5'-DIBENZO-1,1'-DIBUTYL-3,3,3',3'-TETRAMETHYLINDADICARBOCYANINE PERCHLORATE

4,5-DICHLORO-2-(2,4-DICHLOROPHENYL)-2,3-DIHYDROPYRIDAZIN-3-ONE

4,5-DICHLORO-2-(2-FLUOROBENZYL)PYRIDAZINE-3(2H)-ONE