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US09172050B2 Compound and organic light emitting device including the same 有权
化合物和有机发光器件包括它们

Compound and organic light emitting device including the same
Abstract:
A compound represented by Formula 1 below and an organic light-emitting device including the compound of Formula 1: wherein Ar1, Ar2, Ar3, Ar4, R1, X, and Y in Formula 1 above are defined as in the specification.
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