Using CCCCOC(=O)CO, Cn1c(C(F)(F)F)cnc(-c2ccc(F)c([N+](=O)[O-])c2)c1=O to produce CCCCOC(=O)COc1ccc(-c2ncc(C(F)(F)F)n(C)c2=O)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.