You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-(2,4-dichlorophenyl)sulfanyl-2-methyl-N-[(1R,5S)-8-(5-methylsulfonylpyridin-2-yl)-8-azabicyclo[3.2.1]octan-3-yl]propanamide by IUPAC nomenclature, provide its molecular formula.
user
C23H27Cl2N3O3S2
assistant