Using COc1cccc(-c2cn3cc(B4OC(C)(C)C(C)(C)O4)ccc3n2)c1 to produce COc1cccc(-c2cn3cc(B(O)O)ccc3n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.