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 methylaminomethyl 5-hydroxy-4-[piperazin-1-yl(pyridin-4-yl)methyl]benzo[g][1]benzofuran-3-carboxylate is given. What is its corresponding molecular formula?
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C25H26N4O4
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