You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule (E)-N-(5-prop-2-enylsulfanyl-1,3,4-thiadiazol-2-yl)-3-(2,3,4-trimethoxyphenyl)prop-2-enamide ?
user
C17H19N3O4S2
assistant