2,6-Bis(4-methylphenyl)-1,7-bis(4-methylphenylamino)benzo[1,2-c:4,5-c']dipyrrol-4,8(2H,6H)-dion

2,6-Bis(4-methylphenyl)-1,5-bis(4-methylphenylamino)benzo[1,2-c:4,5-c']dipyrrol-4,8(2H,6H)-dion

2-bromo-8-methylnaphthalene-1,4-dione

2-(2,5-dichlorophenyl)cyclohexa-2,5-diene-1,4-dione

2,6-bis-(2,5-dichlorophenyl)-1,4-benzoquinone