Using COc1ccc(-c2nc(CNC(=O)c3ncccc3C)co2)cc1OCc1ccccc1 to produce COc1ccc(-c2nc(CNC(=O)c3ncccc3C)co2)cc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.