Using CCC(Br)C(=O)Nc1ccc(-c2cc3ccccc3s2)c(C(N)=O)c1, Sc1nccnn1 to produce CCC(Sc1ncn[nH]1)C(=O)Nc1ccc(-c2cc3ccccc3s2)c(C(N)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.