You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-(4-tert-butylphenyl)-4-[(3,4-dichlorophenyl)methylidene]-1,3-oxazol-5-one is given. What is its corresponding molecular formula?
user
C20H17Cl2NO2
assistant