You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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[2-oxo-2-[(1,3,5-trimethylpyrazol-4-yl)amino]ethyl] 5-methoxy-2,3-dihydro-1,4-benzodioxine-7-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
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C18H21N3O6
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