Using CS(=O)(=O)Cl, CC(C)(C)OC(=O)N1CCC(c2c[nH]c3c(Nc4ccc(S(C)(=O)=O)cc4F)ncnc23)CC1 to produce CC(C)(C)OC(=O)N1CCC(c2cn(S(C)(=O)=O)c3c(Nc4ccc(S(C)(=O)=O)cc4F)ncnc23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.