| Poly[oxy-1,6-hexanediyloxycarbonylimino-1,4-phenylenemethylene-1,4-phenyleneiminocarbonyloxy-1,6-hexanediyloxy-1,4-phenylene(phenylimino)-1,4-phenylene(2-cyano-1,2-ethenediyl)-1,4-phenylene(1-cyano-1,2-ethenediyl)-1,4-phenylene(phenylimino)-1,4-phenylene] |
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