Using CC(C)(C)OC(=O)N1CCc2[nH]c3ccc(Br)cc3c2C1, c1ccc(OCC2CO2)cc1 to produce CC(C)(C)OC(=O)N1CCc2c(c3cc(Br)ccc3n2CC(O)COc2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.