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-(4-fluorophenoxy)-2-methyl-1-[4-(6-methyl-2-propan-2-ylpyrimidin-4-yl)piperazin-1-yl]propan-1-one .
user
C22H29FN4O2
assistant