You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (5S,7R)-5-(4-chlorophenyl)-7-[(2S)-2,6-dimethylhept-5-enyl]-2,2-dimethyl-7,8-dihydro-5H-pyrano[4,3-d][1,3]dioxin-4-one by IUPAC nomenclature, provide its molecular formula.
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C24H31ClO4
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