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Under IUPAC nomenclature, a molecule named 4-O-[(2R,5R)-2-[[[(2R,5R)-2-ethyl-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl]oxy-hydroxyphosphoryl]oxymethyl]-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] 1-O-[4-oxo-4-(3,4,5-trioctadecoxyphenyl)butyl] butanedioate is given. What is its corresponding molecular formula?
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C89H151N4O18P
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