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-methyl-N-[2-oxo-2-(1-propan-2-yl-1,3,4,9-tetrahydropyrido[3,4-b]indol-2-yl)ethyl]benzamide is given. What is its corresponding molecular formula?
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C24H27N3O2
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