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What is the molecular formula of the compound with this IUPAC name 4-[9-(6-isocyanophenanthren-3-yl)carbazol-1-yl]-9-phenylcarbazole;7-[1-(9-phenylcarbazol-4-yl)carbazol-9-yl]phenanthrene-3-carbonitrile;9-[1-(9-phenylcarbazol-4-yl)carbazol-9-yl]phenanthrene-3-carbonitrile ?
user
C135H81N9
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