Using CCOC(CN)OCC, COC(=O)c1ccccc1C=C(C)[N+](=O)[O-] to produce CCOC(CN1C(=O)c2ccccc2C1C(C)[N+](=O)[O-])OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.