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What is the molecular formula of the molecule 3-[9-[3-(2,6-diphenylpyridin-4-yl)phenyl]carbazol-3-yl]-9-[3-[2-[3-[4-[4-[4-[3-[9-[4-(2,6-diphenylpyridin-4-yl)phenyl]carbazol-3-yl]carbazol-9-yl]phenyl]-6-phenylpyridin-2-yl]phenyl]phenyl]-6-phenylpyridin-4-yl]phenyl]carbazole ?
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C140H90N8
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