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 N-[(5E)-5-[(3-chloro-5-ethoxy-4-prop-2-enoxyphenyl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]-4-methoxybenzamide ?
user
C23H21ClN2O5S2
assistant