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Under IUPAC nomenclature, a molecule named 2,4,6-tri(carbazol-9-yl)-5-[3-(8-phenylnaphthalen-1-yl)-[1]benzothiolo[2,3-a]carbazol-12-yl]benzene-1,3-dicarbonitrile is given. What is its corresponding molecular formula?
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C78H44N6S
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