Using CSc1nn2c(N3CCN(C)CC3)cc(Cl)nc2c1S(=O)(=O)c1ccccc1 to produce CSc1nn2c(N3CCN(C)CC3)ccnc2c1S(=O)(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.