Using COc1c([N+](=O)[O-])cc(C(C)(C)C)cc1S(C)(=O)=O to produce COc1c(N)cc(C(C)(C)C)cc1S(C)(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.