You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule ethyl 1-tert-butyl-5-[4-(difluoromethyl)-5-(hydroxymethyl)pyridin-3-yl]oxy-4-ethylpyrazole-3-carboxylate into molecular formula.
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C19H25F2N3O4
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