Using Cc1ccccc1-n1nc(C(C)(C)C)c(Br)c1N, CB1OB(C)OB(C)O1 to produce Cc1ccccc1-n1nc(C(C)(C)C)c(C)c1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.