You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2E)-2-[(3,4-dichlorophenyl)methylidene]-6-(2-imidazol-1-ylethoxy)-3,4-dihydronaphthalen-1-one by IUPAC nomenclature, provide its molecular formula.
user
C22H18Cl2N2O2
assistant