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 2-[2-(2,5-dimethyl-1-phenylpyrrol-3-yl)ethenyl]-5-(4-methylpiperazin-1-yl)-1,3-benzoxazole into molecular formula.
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C26H28N4O
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