Using COC(=O)C(C)c1cc(OC)c2c(=O)c3ccccc3ccc2c1 to produce COc1cc(C(C)C(=O)O)cc2ccc3ccccc3c(=O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.