You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (4E)-4-[(2-nitrophenyl)methylidene]-2-[4-(4-octylphenyl)phenyl]-1,3-oxazol-5-one is given. What is its corresponding molecular formula?
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C30H30N2O4
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