You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[4-[(E)-3-[2-(4-fluorophenyl)-1,3-thiazol-4-yl]prop-2-enoyl]phenyl]methanesulfonamide into molecular formula.
user
C19H15FN2O3S2
assistant