Using COc1ccc(NN)cc1Cl, COC(=O)c1c(C(=O)Cl)nc2cc(Cl)ccc2c1O to produce COc1ccc(-n2nc(O)c3c(=O)c4ccc(Cl)cc4[nH]c3c2=O)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.