Using CCOC(C(=O)NCc1ccc(C#N)cc1[N+](=O)[O-])N1Cc2c(C)cccc2C1=O to produce CCOC(C(=O)NCc1ccc(C#N)cc1N)N1Cc2c(C)cccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.