| Poly[(1,3-dihydro-1,3-dioxo-2H-isoindole-5,2-diyl)-1,4-phenyleneoxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,4-phenylene(1,3-dihydro-1,3-dioxo-2H-isoindole-2,5-diyl)carbonyloxy-1,12-dodecanediylthio[1,1'-biphenyl]-4,4'-diylthio-1,12-dodecanediyloxycarbonyl] |
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