2,2'-bismaleimido-1,2-phenolthioethane

1,2-Ethylenebis((2-maleimidophenyl)thio ether)

1,1'-[ethylenebis(thio-2,1-phenylene)]bis-1H-pyrrole-2,5-dione

1,1'-[1,2-Ethanediylbis(thio-2,1-phenylene)]bis(1H-pyrrole-2,5-dione)