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 (5S,7S)-1-phenyl-7-propan-2-yl-6,7,8,9-tetrahydro-5H-benzo[7]annulen-5-ol is given. What is its corresponding molecular formula?
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C20H24O
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