You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [(2R,3S,5S,6R)-3,5-dihydroxy-6-methyl-4-oxooxan-2-yl] [[(2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-oxidophosphoryl] phosphate is given. What is its corresponding molecular formula?
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C16H22N2O15P2-2
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