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 4-N-(4-nitrophenyl)-2-N-[(3-nitrophenyl)methylideneamino]-6-N-phenyl-1,3,5-triazine-2,4,6-triamine into molecular formula.
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C22H17N9O4
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