You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[2-(1,3-benzodioxol-5-yl)ethyl]-4-[[2-(diaminomethylideneamino)cyclohexyl]amino]-6-methylquinazoline-2-carboxamide into molecular formula.
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C26H31N7O3
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