Using NS(=O)(=O)c1cc2c(=O)n(-c3ccccc3Cl)c(CBr)nc2s1, CCN1CCNCC1 to produce CCN1CCN(Cc2nc3sc(S(N)(=O)=O)cc3c(=O)n2-c2ccccc2Cl)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.