You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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1-O-[2-[3-[diethoxy(silyloxy)silyl]propoxy]ethyl] 5-O-hexyl 4-bromo-2,2,4-trimethylpentanedioate is the IUPAC name of a molecule. Please give its molecular formula.
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C23H47BrO8Si2
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