Using Nc1cccc(O)c1, O=C(O)c1cccc(Oc2ccc(C(=O)c3ccc(F)cc3)cc2)c1 to produce Nc1cccc(Oc2ccccc2C(=O)c2ccc(Oc3cccc(C(=O)O)c3)cc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.