You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (E)-3-(1,3-benzothiazol-2-yl)-N-[4-(4-ethylpiperazin-1-yl)sulfonylphenyl]prop-2-enamide .
user
C22H24N4O3S2
assistant