Using COc1ccc(C(NC(=O)c2cnc(C(=O)O)nc2O)c2ccc(OC)cc2)cc1, COC(=O)CN to produce COC(=O)CNC(=O)c1ncc(C(=O)NC(c2ccc(OC)cc2)c2ccc(OC)cc2)c(O)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.