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 6-bromo-N-ethyl-5-methyl-N-[1-(2,2,2-trifluoroethyl)piperidin-4-yl]-1H-isoindol-4-amine .
user
C18H23BrF3N3
assistant