You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2-bromo-6-(18F)fluoranylpyridine;2,6-dibromopyridine;1-(6-(18F)fluoranylpyridin-2-yl)-3-phenylpropan-1-one;2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine;phenylmethanamine ?
user
C40H43Br3F2N6O
assistant