You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 5-[(3,5-dichloro-4-ethoxyphenyl)methylidene]-3-ethyl-1-methyl-2-sulfanylideneimidazolidin-4-one using the IUPAC nomenclature.
user
C15H16Cl2N2O2S
assistant