| Poly[(1,3-dihydro-1,3-dioxo-2H-isoindole-2,5-diyl)carbonylimino(6-hydroxy-1,3-phenylene)cyclohexylidene(4-hydroxy-1,3-phenylene)iminocarbonyl(1,3-dihydro-1,3-dioxo-2H-isoindole-5,2-diyl)-1,4-phenylenecarbonylimino(6-hydroxy-1,3-phenylene)cyclohexylidene(4 |
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