| Poly[[5,7-dihydro-1,7-dioxo-3,5-bis(phenylmethylene)benzo[1,2-c:4,5-c']dipyrrole-2,6(1H,3H)-diyl]methylene-1,3-phenylenemethylene(1,3-dihydro-1,3-dioxo-2H-isoindole-2,5-diyl)carbonyl(1,3-dihydro-1,3-dioxo-2H-isoindole-5,2-diyl)methylene-1,3-phenylenemethy |
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