Using CCOC(=O)N1CCC(O)CC1, BrC(c1ccccc1)c1ccccc1 to produce CCOC(=O)N1CCC(OC(c2ccccc2)c2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.