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 identified by 1-[4-[6-chloro-2-[2-[4-(2-methoxyphenyl)piperazin-1-yl]-2-oxoethyl]sulfanylpyrimidin-4-yl]-2-methylpiperazin-1-yl]octan-1-one ?
user
C30H43ClN6O3S
assistant