Using CC(C)(C)OC(=O)N1CCOC[C@H]1Cc1cccc(B2OC(C)(C)C(C)(C)O2)c1, Brc1ncccn1 to produce CC(C)(C)OC(=O)N1CCOC[C@H]1Cc1cccc(-c2ncccn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.