Using [NH4+], O=C1N(CCC2CC2)C(SCCC2CC2)=NC12CC(c1ccccc1)Oc1ccc(Br)cc12 to produce NC1=NC2(CC(c3ccccc3)Oc3ccc(Br)cc32)C(=O)N1CCC1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.