You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-cyclopropyl-N-(2,2-difluoroethyl)-3-methyl-2-oxo-1,3-benzoxazole-6-sulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H14F2N2O4S
assistant