Using O=[N+]([O-])c1ccc(NC2CCC(O)CC2)cc1C(F)(F)F, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)COC1CCC(Nc2ccc([N+](=O)[O-])c(C(F)(F)F)c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.