You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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4-(6,8-dihydro-5H-imidazo[1,2-a]pyrazin-7-yl)-2,1,3-benzoxadiazol-7-amine is the IUPAC name of a molecule. Please give its molecular formula.
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C12H12N6O
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