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 [2-[5-[(E)-(5-cyano-4-methyl-2,6-dioxo-1-prop-2-enylpyridin-3-ylidene)methyl]furan-2-yl]-4,5-dimethylphenyl]-methoxyazanium;ethane is given. What is its corresponding molecular formula?
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C26H30N3O4+
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