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 1-[2-[(4-acetylpiperazin-1-yl)methyl]-4-chlorophenyl]-3-[4-[(4-fluorophenyl)methyl]-2-methylpiperazin-1-yl]prop-2-en-1-one .
user
C28H34ClFN4O2
assistant