Using CC1(C)OB(c2ccc([N+](=O)[O-])cc2)OC1(C)C, OCc1ccc(Br)cc1CO to produce O=[N+]([O-])c1ccc(-c2ccc(CO)c(CO)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.