You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 3-[1-[2-(2,4-dimethylanilino)-2-oxoethyl]-6,7-dimethoxy-2,4-dioxoquinazolin-3-yl]-N-[[(2R)-oxolan-2-yl]methyl]propanamide by IUPAC nomenclature, provide its molecular formula.
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C28H34N4O7
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