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-[(3R)-1-(3-methoxypropyl)-2,5-dioxo-3-phenylpyrrolidin-3-yl]-N-[(1S)-1-(6-methyl-1H-benzimidazol-2-yl)ethyl]acetamide is given. What is its corresponding molecular formula?
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C26H30N4O4
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