You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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5-[(5-tert-butyl-1,2-oxazol-3-yl)diazenyl]-6-hydroxy-1,3-dimethylpyrimidine-2,4-dione is the IUPAC name of a molecule. Please give its molecular formula.
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C13H17N5O4
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