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Under IUPAC nomenclature, a molecule named 4-[2-[4-[7-[3,5-dimethoxy-N-[2-(propan-2-ylamino)ethyl]anilino]quinoxalin-2-yl]pyrazol-1-yl]ethoxy]-N-hydroxybenzamide is given. What is its corresponding molecular formula?
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C33H37N7O5
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