You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-[(2,2-dimethyl-3H-1-benzofuran-7-yl)oxy]ethyl]-2-(5-methyl-2-thiophen-2-yl-1,3-oxazol-4-yl)acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H24N2O4S
assistant