You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 1-[4-(benzenesulfonyl)piperazin-1-yl]-2-[(3R,5R)-3,5-dimethylpiperidin-1-ium-1-yl]ethanone is given. What is its corresponding molecular formula?
user
C19H30N3O3S+
assistant