Using O=C(OC(Cl)(Cl)Cl)OC(Cl)(Cl)Cl, O=C(O)CCC(=O)NNc1ccccc1 to produce O=C(O)CCc1nn(-c2ccccc2)c(=O)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.