Using COc1cc(C)cc(C(=O)O)c1C1=CC(=O)c2c(O)cccc2C1=O, O=C([O-])O to produce COc1cc(C)cc(C(=O)O)c1C12OC1C(=O)c1c(O)cccc1C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.