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 N-cyclopropyl-3-(difluoromethyl)-5-fluoro-1-methyl-N-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrazole-4-carboxamide into molecular formula.
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C19H20F3N3O
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