Using CCOC(=O)CBr, CCCCCCc1ccc(C=CC(=O)c2ccc(OCC=C(C)C)cc2O)cc1 to produce CCCCCCc1ccc(C=CC(=O)c2ccc(OCC=C(C)C)cc2OCC(=O)OCC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.