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 [2-(5-bromo-7-methylquinolin-6-yl)-2-(1,1,1-trifluoro-2-methylpropan-2-yl)oxyethyl] 2,2-dimethylpropanoate .
user
C21H25BrF3NO3
assistant