Using CC1(C)OB(c2ccncc2)OC1(C)C, CC(=O)Nc1c(Br)cccc1[N+](=O)[O-] to produce CC(=O)Nc1c(-c2ccncc2)cccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.