You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule [4-[(Z)-(3-ethyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]phenyl] (E)-3-(4-methoxyphenyl)prop-2-enoate ?
user
C22H19NO4S2
assistant