Using CCCCCCn1cc(-c2ccccc2)c(C)c([N+](=O)[O-])c1=O to produce CCCCCCn1cc(-c2ccccc2)c(C)c(N)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.