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 1-[(S)-(2-fluorophenyl)-[1-(2-methylbutan-2-yl)tetrazol-5-yl]methyl]piperidin-1-ium-4-carboxamide is given. What is its corresponding molecular formula?
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C19H28FN6O+
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