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Under IUPAC nomenclature, a molecule named 4-[2-[(3E)-3-[(2,3-dimethoxyphenyl)methylidene]-1,2-dihydroinden-4-yl]ethyl]benzoic acid;4-[2-[3-[(2,3-dimethoxyphenyl)methyl]-1H-inden-4-yl]ethyl]benzoic acid is given. What is its corresponding molecular formula?
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C54H52O8
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