Using CC1(C)OB(c2cnn(Cc3ccccc3)c2)OC1(C)C, COc1ncc(Br)cc1[N+](=O)[O-] to produce COc1ncc(-c2cnn(Cc3ccccc3)c2)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.