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 4-[[4-[(2,6-dichlorophenyl)methyl]-6-(2-pyridin-2-ylethylamino)pyrimidin-2-yl]amino]benzonitrile into molecular formula.
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C25H20Cl2N6
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