Using COC(=O)CCc1ccc(O)cc1C, CC(C)c1nc(-c2ccc(Br)cc2)oc1C(C)CO to produce COC(=O)CCc1ccc(OCC(C)c2oc(-c3ccc(Br)cc3)nc2C(C)C)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.