You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5E)-3-[2-(4-methoxyphenyl)-2-oxoethyl]-5-[[4-(2-methylpropoxy)phenyl]methylidene]-1,3-thiazolidine-2,4-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H23NO5S
assistant