Using Nc1n[nH]c2ccc(-c3ccc(C(=O)O)o3)cc12, NCc1cccc(O)c1 to produce Nc1n[nH]c2ccc(-c3ccc(C(=O)NCc4cccc(O)c4)o3)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.