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-N-(1,1-dioxothiolan-3-yl)-5-N-(furan-2-ylmethyl)-3-N-methyl-1,2,4-triazine-3,5-diamine is given. What is its corresponding molecular formula?
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C13H17N5O3S
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