You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[5-[3-[6-(2,5-dihydroxypyrrol-1-yl)oxy-6-oxohexyl]-1,1-dimethyl-8-sulfo-7-(trioxidanylsulfanyl)benzo[e]indol-3-ium-2-yl]penta-2,4-dienylidene]-3-ethyl-1,1-dimethylbenzo[e]indole-7,8-disulfonic acid into its molecular formula.
user
C45H48N3O16S4+
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