Using COCCN(CCOC)S(F)(F)F, Cc1cc(Cl)ccc1-n1c(CCO)cc(C(=O)Nc2ccc(S(C)(=O)=O)cc2)c1C to produce Cc1cc(Cl)ccc1-n1c(CCF)cc(C(=O)Nc2ccc(S(C)(=O)=O)cc2)c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.