You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 4-[[5-(2,3-dimethylbenzimidazol-5-yl)-4-methoxy-7H-pyrrolo[2,3-d]pyrimidin-2-yl]amino]-N,N,3-trimethylbenzamide into its molecular formula.
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C26H27N7O2
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