You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-[1-(2-fluoroethyl)triazol-4-yl]-1-[(2S,4S,5S)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H16FN5O5
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