Using CS(=O)(=O)c1ccc(N(S(=O)(=O)c2ccccc2)S(=O)(=O)c2ccccc2)c(I)c1 to produce CS(=O)(=O)c1ccc(NS(=O)(=O)c2ccccc2)c(I)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.