You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (2S)-4-[[1-(2,2-difluoroethyl)pyrazol-4-yl]methyl]-8-fluoro-2-methyl-2,3-dihydro-1,4-benzoxazine .
user
C15H16F3N3O
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