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-[[(5Z)-5-[(4-ethoxy-3-methoxyphenyl)methylidene]-3-ethyl-4-oxo-1,3-thiazolidin-2-ylidene]amino]benzoic acid ?
user
C22H22N2O5S
assistant