You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-methylsulfonyl-N-[(E)-3-phenyl-1-[4-(2-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,9,11,13-heptaenylidene)piperidin-1-yl]prop-2-enyl]methanesulfonamide .
user
C31H32N2O4S2
assistant