Using CCOC(=O)CC1OB(O)c2cc(Oc3ccc(CN)nn3)cc(C)c21 to produce Cc1cc(Oc2ccc(CN)nn2)cc2c1C(CC(=O)O)OB2O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.