You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-(2-methylsulfonylphenyl)-3-[3-[6-(1-methylsulfonylpropan-2-yl)quinolin-8-yl]phenyl]-1H-pyridin-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H28N2O5S2
assistant