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 7-acetamido-4-hydroxy-3-[[4-[(4-hydroxy-2-methylphenyl)diazenyl]-2-methoxy-5-methylphenyl]diazenyl]naphthalene-2-sulfonic acid into molecular formula.
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C27H25N5O7S
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