Using Nc1cn(-c2cccnc2)nc1Cl, O=C(Cl)CCSCCC(F)(F)F to produce O=C(CCSCCC(F)(F)F)Nc1cn(-c2cccnc2)nc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.