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 3-(1-methyl-1,2,4-triazole-3-carbonyl)-N-propan-2-yl-8-oxa-3-azabicyclo[3.2.1]octane-6-carboxamide into molecular formula.
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C14H21N5O3
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