Using CC(C)(C)c1ccc(/C=C/C(=O)Nc2cccc(O)c2)cc1, CC(C)(C)OC(=O)CBr to produce CC(C)(C)c1ccc(/C=C/C(=O)Nc2cccc(OCC(=O)O)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.