You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl]-3-methyl-4-[(2R)-2-methylpiperidin-1-yl]sulfonylcyclohexa-1,5-diene-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H25ClN4O4S
assistant