Using CS(=O)(=O)c1ccc(Nc2ncnc3c2OCCN3C2CCNCC2)c(F)c1, CC(OC(=O)Cl)C(F)(F)F to produce CC(OC(=O)N1CCC(N2CCOc3c(Nc4ccc(S(C)(=O)=O)cc4)ncnc32)CC1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.