Using COc1ccc(CCNCC(O)C(=O)O)cc1OC, COc1ccccc1CO to produce COc1ccccc1COC(=O)C(O)CNCCc1ccc(OC)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.