You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-amino-3-fluoro-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-methyl-4H-pyrimidin-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C10H16FN3O4
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