Using CCOc1ccccc1CCNc1ccc2ncc(Br)n2n1, CC1(C)OB(C2=CCCC2)OC1(C)C to produce CCOc1ccccc1CCNc1ccc2ncc(C3=CCCC3)n2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.