Using CCOC(=O)c1ccc(O)c(OC(C)=O)c1, BrCc1ccccc1 to produce CCOC(=O)c1ccc(OCc2ccccc2)c(OC(C)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.