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 (6-methylcyclohex-3-en-1-yl)methyl 2-(6-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetate is given. What is its corresponding molecular formula?
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C19H28N2O4
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