Using COc1ccc(-c2nnc(NC(=O)C(C)(C)S(=O)(=O)C3CCOCC3)[nH]2)cc1 to produce CC(C)(C(=O)Nc1nnc(-c2ccc(O)cc2)[nH]1)S(=O)(=O)C1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.