Using CCOC(=O)CNc1cc(CO)cc(C(=O)OC)c1, BrC(c1ccccc1)c1ccccc1 to produce CCOC(=O)CN(c1cc(CO)cc(C(=O)OC)c1)C(c1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.