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 11,12-dimethoxy-5-(2-oxo-2-pyrrolidin-1-ylethyl)-9,13b-dihydro-8H-isoquinolino[2,1-c]quinazolin-6-one is given. What is its corresponding molecular formula?
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C24H27N3O4
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