Using CCc1noc(-c2cc3c(cn2)[nH]c2ccc(S(=O)(=O)N(C)C)cc23)n1, ClCCCBr to produce CCc1noc(-c2cc3c4cc(S(=O)(=O)N(C)C)ccc4n(CCCCl)c3cn2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.