Using [O-]B([O-])[O-], CC(C)(C)OC(=O)n1ccc2ccccc21 to produce CC(C)(C)OC(=O)n1c(B(O)O)cc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.