You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 2-(5-bromo-2-methoxyphenyl)-4-[[2-(1-methylpyrrol-2-yl)pyrrolidin-1-yl]methyl]-1,3-thiazole ?
user
C20H22BrN3OS
assistant