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 [6-[(5E,7Z)-5-fluorodeca-5,7-dien-9-ynyl]cyclohexa-1,5-dien-1-yl]-thiophen-2-ylmethanone is given. What is its corresponding molecular formula?
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C21H21FOS
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