Using COc1cc(S(=O)(=O)c2ccccc2C#N)ccc1C1CCN(C(=O)OC(C)(C)C)C1 to produce COc1cc(S(=O)(=O)c2ccccc2C#N)ccc1C1CCNC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.