You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 4-[1-(2-methylsulfanylpyrimidin-4-yl)benzimidazol-5-yl]-N-[(2,4,6-trimethoxyphenyl)methyl]pyrimidin-2-amine is given. What is its corresponding molecular formula?
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C26H25N7O3S
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