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-N-[2-(dimethylamino)ethyl]-4-N-[2-(4-methylpiperazin-1-yl)ethyl]-6-(trifluoromethyl)pyrimidine-2,4-diamine into molecular formula.
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C16H28F3N7
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