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What is the molecular formula of the molecule 3-[9-[4-(8-isocyanodibenzofuran-2-yl)-6-phenylpyrimidin-2-yl]carbazol-3-yl]-9-phenylcarbazole;3-[9-(6-isocyanopyridin-3-yl)carbazol-2-yl]-9-phenylcarbazole;2-[2-(9-phenylcarbazol-3-yl)carbazol-9-yl]pyridine-3-carbonitrile;2-[2-(9-phenylcarbazol-3-yl)carbazol-9-yl]pyridine-4-carbonitrile;6-[3-(9-phenylcarbazol-3-yl)carbazol-9-yl]pyridine-3-carbonitrile;4-[6-phenyl-2-[3-[3-(9-phenylcarbazol-4-yl)carbazol-9-yl]phenyl]pyrimidin-4-yl]benzonitrile ?
user
C250H152N26O
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