Using COC(=O)c1c(-c2ccc(F)cc2)c(-c2ccc(S(C)(=O)=O)cc2)c2n1CCC2 to produce CS(=O)(=O)c1ccc(-c2c(-c3ccc(F)cc3)cn3c2CCC3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.