Using COc1ccc(-c2cc3c(Oc4ccc(Cl)cc4)cncc3s2)cc1 to produce Oc1ccc(-c2cc3c(Oc4ccc(Cl)cc4)cncc3s2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.