You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 4-[4-[(4,7-dimethyl-1,3-benzothiazol-2-yl)oxy]piperidin-1-yl]sulfonylbenzoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H24N2O5S2
assistant