Using COC(=O)c1ccc2oc(-c3ccccc3O)cc(=O)c2c1, CCC1CO1 to produce CCC(O)COc1ccccc1-c1cc(=O)c2cc(C(=O)O)ccc2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.