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 [3-carboxy-5-[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]phenyl]-hydroxyazanium is given. What is its corresponding molecular formula?
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C15H11FN3O4+
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