Using NCc1ccc(O)c(O)c1, COc1cc(/C=C/C=C/C(=O)O)ccc1O to produce COc1cc(/C=C/C=C/C(=O)NCc2ccc(O)c(O)c2)ccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.