Using CCOC(=O)c1cnn(Cc2nc(Br)cs2)c1, CC(=O)c1cccc(B(O)O)c1 to produce CCOC(=O)c1cnn(Cc2nc(-c3cccc(C(C)=O)c3)cs2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.