You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name (8R)-8-(diethylsulfamoylamino)-2-(methoxymethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine into its molecular formula.
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C12H23N5O3S
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