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 8-[(2R)-2-hydroxy-2-(4-methyl-1-oxo-3H-2-benzofuran-5-yl)ethyl]-4'-(4-methyl-5-oxo-2H-furan-3-yl)spiro[8-azabicyclo[3.2.1]octane-3,2'-morpholine]-3'-one is given. What is its corresponding molecular formula?
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C26H30N2O7
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