Using O=C1CCCCN1c1nc(-c2ccc(Cl)cc2)cs1, NS(=O)(=O)c1ccc(Br)cc1 to produce NS(=O)(=O)c1ccc(-c2sc(N3CCCCC3=O)nc2-c2ccc(Cl)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.