| Poly[oxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxycarbonyl-1,2-phenyleneimino(1,2-dioxo-1,2-ethanediyl)imino-1,2-phen |
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