Using CCOC(=O)C(c1nc(OC)ccc1N)S(=O)(=O)c1ccc(C)cc1, O=C([O-])O to produce CCOC(=O)C(c1nc(OC)ccc1NC(=O)OCc1ccccc1)S(=O)(=O)c1ccc(C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.