You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(Z)-2-cyano-3-[2-(dimethylamino)ethyl-(1,1-dioxothiolan-3-yl)amino]-N-[1-(4-methoxyphenyl)ethyl]prop-2-enamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C21H30N4O4S
assistant