Using COC(=O)c1ccc(-c2ccc(OC)cc2)c(Cl)c1, II to produce COC(=O)c1ccc(-c2ccc(OC)c(I)c2)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.