You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 4-[(2E)-5-bromo-2-[(2E)-2-[3-[2-(5-bromo-3,3-dimethyl-1-pentylindol-2-ylidene)ethylidene]-2-[methyl-(4-methylphenyl)sulfonylazaniumylidene]cyclopentylidene]ethylidene]-3,3-dimethylindol-1-yl]butane-1-sulfonate by IUPAC nomenclature, provide its molecular formula.
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C46H55Br2N3O5S2
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