Using CCOC(=O)C=[N+]=[N-], C=C(C)c1ccc(C(F)(F)F)nc1 to produce CCOC(=O)C1CC1(C)c1ccc(C(F)(F)F)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.