Using O=[N+]=O, Cc1cccnc1C1CC(C)(C)Oc2ccccc21 to produce Cc1cccnc1C1CC(C)(C)Oc2ccc([N+](=O)[O-])cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.