Using CCC(C)COC(=O)c1ccc(-c2ccc(O)cc2)cc1, C=CCCCCBr to produce C=CCCCCOc1ccc(-c2ccc(C(=O)OCC(C)CC)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.