Using CC12CCC(C(=Cc3ccc([N+](=O)[O-])cc3)C1=O)C2(C)C to produce CC12CCC(C(=Cc3ccc(N)cc3)C1=O)C2(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.