Using Cc1cc(-c2cc(NS(C)(=O)=O)ccc2Oc2ccc(F)cc2F)cn(C)c1=O, CI to produce Cc1cc(-c2cc(N(C)S(C)(=O)=O)ccc2Oc2ccc(F)cc2F)cn(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.