You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[(4-amino-6-methyl-5-oxo-1,2,4-triazin-3-yl)sulfanyl]-N-(4-sulfamoylphenyl)acetamide into molecular formula.
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C12H14N6O4S2
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