Using CC(C(=O)O)c1ccc2oc(Cc3ccc(Cl)c(Cl)c3)nc2c1 to produce CC(C(=O)O)c1ccc2oc(Cc3ccc(Cl)cc3)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.