You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-[4-[3-[(7-chloroquinolin-4-yl)amino]propyl]piperazin-1-yl]propyl]-4-ethoxybenzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H36ClN5O2
assistant