Using O=C(Cl)c1cc([N+](=O)[O-])ccc1Cl, COc1ccccc1OC to produce COc1ccc(C(=O)c2cc([N+](=O)[O-])ccc2Cl)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.