Using CS(=O)(=O)Cl, COc1cc(NC(=O)C(=O)NC(C)(C)CC2CCNCC2)ccc1-c1cnco1 to produce COc1cc(NC(=O)C(=O)NC(C)(C)CC2CCN(S(C)(=O)=O)CC2)ccc1-c1cnco1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.