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 disodium;4-[[3-[7-[[4-[(4-amino-3-sulfophenyl)diazenyl]-2-ethoxynaphthalen-1-yl]diazenyl]-6-hydroxy-8-sulfo-1H-benzo[e]benzimidazol-2-yl]phenyl]diazenyl]benzene-1,3-diolate is given. What is its corresponding molecular formula?
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C41H29N9Na2O10S2
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