Using CCOC(=O)Cl, Brc1ccc(OCc2ccccc2)c(C2OCCO2)c1 to produce CCOC(=O)c1ccc(OCc2ccccc2)c(C2OCCO2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.