You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[(1R,2S,6S,7S)-3,5-dioxo-4-azatricyclo[5.2.1.02,6]decan-4-yl]-N-[[(2R)-oxolan-2-yl]methyl]benzamide into its molecular formula.
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C21H24N2O4
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