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 [(3E)-3-[(8-chloro-5-fluoro-3-oxo-4H-1,4-benzoxazin-6-yl)methylidene]piperidin-1-yl]-methylborinic acid .
user
C15H17BClFN2O3
assistant