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Bisbenzofuran condensed 2,8-diaminoindeno 1,2-B fluorene derivatives and related compounds as materials for organic electroluminescent devices (OLEDs)
Bisbenzofuran condensed 2,8-diaminoindeno 1,2-B fluorene derivatives and related compounds as materials for organic electroluminescent devices (OLEDs)
TECHNICAL FIELD The present invention relates to a bisbenzofuran-fused indeno [1,2-b] fluorene derivative and a related compound thereof as a material for an organic electroluminescence device (OLED).
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