Using CCOC(=O)CBr, O=[N+]([O-])c1c(Cl)ccnc1O to produce CCOC(=O)Cn1ccc(Cl)c([N+](=O)[O-])c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.