Using O=C(O)CC(CC(=O)Nc1cc(Cl)ccc1O)c1ccc(Cl)cc1 to produce O=C(O)CC(Cc1nc2cc(Cl)ccc2o1)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.