Using COC(=O)c1ccc2c(c1)O[C@@H](Cl)[C@@H]2Cl, O=C([O-])[O-] to produce CCOC(=O)c1ccc2c(Cl)coc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.