You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 2-[3-[(1,3-dimethyl-2,4,6-trioxo-1,3-diazinan-5-ylidene)methyl]indol-1-yl]-N-phenylacetamide into its molecular formula.
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C23H20N4O4
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