Using C=CCBr, CS(=O)(=O)c1nc2cc(-c3ccc(-c4ccccc4)cc3)c(Cl)cc2[nH]1 to produce C=CCn1c(S(C)(=O)=O)nc2cc(-c3ccc(-c4ccccc4)cc3)c(Cl)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.