Using Nc1cc(Cl)ccc1Cl, CCn1c(SC)nc(C(F)(F)F)cc1=O to produce CCn1c(Nc2cc(Cl)ccc2Cl)nc(C(F)(F)F)cc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.