You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule (5E)-5-[(3-chloro-5-ethoxy-4-methoxyphenyl)methylidene]-1-(2,5-dimethylphenyl)-2-sulfanylidene-1,3-diazinane-4,6-dione ?
user
C22H21ClN2O4S
assistant