You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[3-[4-[4-[(4-methylphenyl)sulfonylamino]butyl]piperazin-1-yl]phenyl]cyclopropane-1-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H34N4O3S
assistant