Using COCOc1cc2c(cc1[N+](=O)[O-])C(O)=C(Br)C(C)(C)O2 to produce COCOc1cc2c(cc1[N+](=O)[O-])C1OC1C(C)(C)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.