Using CCc1cnc(N2CCC(N3CC[C@H](N)C3=O)CC2)nc1, CCS(=O)(=O)c1ccc(F)c(F)c1 to produce CCc1cnc(N2CCC(N3CC[C@H](Nc4ccc(S(=O)(=O)CC)cc4F)C3=O)CC2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.