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 2-[[3-bromo-5-(4-cyclopropyl-6-methoxypyrimidin-5-yl)pyrazolo[4,3-d]pyrimidin-1-yl]methoxy]ethyl-trimethylsilane into molecular formula.
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C19H25BrN6O2Si
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