Using COCOc1cc(Oc2ccc(S(=O)(=O)CC3CS3)cc2)ccc1NC(=O)OC(C)(C)C to produce Nc1ccc(Oc2ccc(S(=O)(=O)CC3CS3)cc2)cc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.