You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
8-[(E)-2-[2,6-dimethyl-4-(2-methylpropyl)phenyl]ethenyl]sulfonyl-2-(4-methylcyclohexyl)-1,3,8-triazaspiro[4.5]dec-1-en-4-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H41N3O3S
assistant