Using [NH4+], CCCSC1=NC2(CC(c3ccccc3)Oc3ccc(Br)cc32)C(=O)N1CCC to produce CCCN1C(=O)C2(CC(c3ccccc3)Oc3ccc(Br)cc32)N=C1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.