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 2-methyl-3-[5-[1-(1,2,4-triazol-1-yl)ethyl]tetrazol-1-yl]propanoic acid is given. What is its corresponding molecular formula?
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C9H13N7O2
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