You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-(7-bromo-1,5-naphthyridin-2-yl)-1-[6-(trifluoromethyl)pyridin-2-yl]ethanone .
user
C16H9BrF3N3O
assistant