You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-[2-[4-bromo-2-[3-[2-[7-bromo-5-[2-[hydroxy-[2-(trimethylazaniumyl)ethoxy]phosphoryl]oxyethoxycarbonyl]-3,3,5,7-tetramethyl-2,8-dioxo-8-prop-2-ynoxyoctoxy]-3-[2-(2,5-dioxopyrrol-1-yl)ethoxy]-2-methyl-3-oxopropoxy]-2,2-dimethyl-3-oxopropyl]-2,4-dimethyl-5-oxo-5-prop-2-ynoxypentanoyl]oxyethoxy-hydroxyphosphoryl]oxyethyl-trimethylazanium is given. What is its corresponding molecular formula?
user
C55H87Br2N3O24P2+2
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