You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2E)-2-[(2E,4E)-5-[3-(5-carboxypentyl)-1-methyl-6,8-disulfonato-1-(3-sulfonatopropyl)benzo[e]indol-3-ium-2-yl]penta-2,4-dienylidene]-3-ethyl-1-(2-methoxyethyl)-1-methylbenzo[e]indole-6,8-disulfonate into its molecular formula.
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C45H48N2O18S5-4
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