Using CCOC(=O)C=[N+]=[N-], O=C(Cl)C1=C(Cl)CCCCC1 to produce CCOC(=O)C(=[N+]=[N-])C(=O)C1=C(Cl)CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.