Using Cc1ccc(C(Cn2cncn2)=NO)c(Cl)c1, ClCc1c(Cl)cccc1Cl to produce Cc1ccc(C(Cn2cncn2)=NOCc2c(Cl)cccc2Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.