You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-[(4-methyl-1,3-thiazol-2-yl)carbamoyl]phenyl]-2,3-dihydro-1-benzofuran-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H17N3O3S
assistant