You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[[2-(2,4-dichlorophenyl)-1,3-benzoxazol-5-yl]iminomethyl]-6-ethoxy-4-nitrophenol by IUPAC nomenclature, provide its molecular formula.
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C22H15Cl2N3O5
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