Using CC1(C)COC(c2ccc(N)c([N+](=O)[O-])c2)(c2cccs2)OC1 to produce CC1(C)COC(c2ccc(N)c(N)c2)(c2cccs2)OC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.