You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 1-(3-iodo-4-propan-2-ylphenyl)-4-[4-[(4-methylpiperazin-1-yl)methyl]-3-(trifluoromethyl)phenyl]butan-1-one ?
user
C26H32F3IN2O
assistant