You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(3,4-difluorophenyl)-5-methyl-4-(2-pyrimidin-2-yl-1H-imidazol-5-yl)-1,2-oxazole is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H11F2N5O
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