You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[(4-chloro-2,5-dimethylphenyl)sulfonylmethyl]-2-methyl-2-[2-(1-pyridin-4-ylpiperidin-4-yl)ethyl]-5H-1,2,4-oxadiazol-2-ium-5-yl] hydrogen carbonate is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H32ClN4O6S+
assistant