Using CC(C)(O)C(C)(C)O, O=C(NC/C=C/B(O)O)OCc1ccccc1 to produce CC1(C)OB(/C=C/CNC(=O)OCc2ccccc2)OC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.