You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[tert-butyl(dimethyl)silyl]oxy-5-(2-chloro-5-methoxyphenoxy)-N-ethoxypyrimidin-4-amine into its molecular formula.
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C19H28ClN3O4Si
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