You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-(methanesulfonamidomethyl)phenyl]-N-methyl-N-(1-phenyl-2-pyrrolidin-1-ylethyl)acetamide;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H32ClN3O3S
assistant