Using CC(C)(C)OC(=O)NC1CCN(c2cncc(-c3nn(C4CCCCO4)c4ccc(Br)cc34)n2)CC1 to produce NC1CCN(c2cncc(-c3n[nH]c4ccc(Br)cc34)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.