Using CC(C)[N+](=O)[O-], CCOC(=O)C1([N+](=O)[O-])CCC1 to produce CCOC(=O)C1(C(C)(C)[N+](=O)[O-])CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.