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