Using CS(=O)(=O)Cl, Cc1ccc(NC(=O)Nc2cccc(CN3CCN(C(=O)OC(C)(C)C)CC3)c2F)cn1 to produce Cc1ccc(NC(=O)Nc2cccc(CN3CCN(S(C)(=O)=O)CC3)c2F)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.