You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(4-methoxyphenyl)-N-(3-oxo-1,2-dihydroinden-5-yl)-9-propyl-9-azabicyclo[4.2.1]non-3-ene-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H32N2O3
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