3,3'-[(2,5-Dichloro-p-phenylene) dinitrilo]bisphthalimidine

1H-Isoindol-1-one, 3,3-(2,5-dichloro-1,4-phenylene)diiminobis-

3,3'-[(2,5-dichloro-1,4-phenylene)diimino]bis[1H-isoindol-1-one]

N,N'-Bis(1-oxo-2,3-dihydro-1H-isoindol-3-ylidene)-2,5-dichloro-1,4-benzenediamine