You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named N-[(3E,5E,7E,9Z)-8-methylundeca-1,3,5,7,9-pentaen-6-yl]-N-naphthalen-1-yl-7-phenylspiro[fluorene-9,7'-fluoreno[4,3-b][1]benzothiole]-2-amine is given. What is its corresponding molecular formula?
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C59H43NS
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