Using Cc1cc(F)c(-n2nc(OC(F)(F)C(F)OC(F)(F)F)c(Cl)c2N)cc1SCC(F)(F)F to produce Cc1cc(F)c(-n2cc(Cl)c(OC(F)(F)C(F)OC(F)(F)F)n2)cc1SCC(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.