Using COc1ccc(-[s+]2c3ccccc3c3ccccc32)cc1CC(=O)OCC(=O)OC1(C)C2CC3CC(C2)CC1C3 to produce COc1ccc(-[s+]2c3ccccc3c3ccccc32)cc1CC(=O)OCC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.