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![Poly[(m-phenylenevinylene)-co-(2,5-dioctoxy-p-phenylenevinylene)] light-emitting polymer, predominantly trans](https://api.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/structures/249/040/9442b889-4fa0-4b4a-b424-cff0769a5ef2/640/9442b889-4fa0-4b4a-b424-cff0769a5ef2.png)