Using CC1(c2cncc(Br)c2)OCCO1, CN1C(=O)Cc2cc(B3OC(C)(C)C(C)(C)O3)ccc21 to produce CN1C(=O)Cc2cc(-c3cncc(C4(C)OCCO4)c3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.