You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[4-[2-[4-(3-chloro-2-methylpropoxy)phenyl]propan-2-yl]phenoxy]-3-piperazin-1-ylpropan-2-ol is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H37ClN2O3
assistant