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 6-amino-3-[[4-[[4-[bis(2-hydroxyethyl)amino]phenyl]diazenyl]-2-(2-hydroxyethoxy)phenyl]diazenyl]-4-hydroxynaphthalene-2-sulfonic acid into molecular formula.
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C28H30N6O8S
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