Benzene,1,4-dibromo-2,5-bis(1,1-dimethylethyl)-

1,4-DIHYDRO-3,6-DIPHENYL-PYRAZOLO[4,3-C]PYRAZOLE

1,4-DIHYDRO-3,6-DIPHENYL-PYRAZOLO[4,3-C]PYRAZOLE

1,4-DIHYDROXYOCTAHYDROQUINOXALINE-2,3-DIONE