You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[[4-[(2,4-dichlorophenyl)methoxy]-3-methoxyphenyl]methylidene]-2-(2-phenylethenyl)-1,3-oxazol-5-one .
user
C26H19Cl2NO4
assistant