Using O=C=NC(=O)C(Cl)(Cl)Cl, NC(=O)c1c(N)sc(-c2ccccc2)c1C(F)(F)F to produce NC(=O)Nc1sc(-c2ccccc2)c(C(F)(F)F)c1C(N)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.