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-ethoxyphenyl)-2-[(2Z)-2-[2-(2-methylphenyl)-2-oxoethylidene]-4-oxo-1,3-thiazolidin-3-yl]acetamide into molecular formula.
user
C22H22N2O4S
assistant