You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule [(3S,4R)-2-bromo-3-ethenyl-4-[(4-methoxyphenyl)methoxy]cyclopenten-1-yl]oxy-tert-butyl-dimethylsilane into molecular formula.
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C21H31BrO3Si
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