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 4-[4-(1-cyclopropyltriazole-4-carbonyl)piperazine-1-carbonyl]-1,6-dimethylpyridin-2-one is given. What is its corresponding molecular formula?
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C18H22N6O3
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