You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[[5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] [5-fluoro-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl] hydrogen phosphate is the IUPAC name of a molecule. Please give its molecular formula.
user
C15H23FN2O16P2
assistant