Using Clc1cnc2c(Cl)cccc2n1, NS(=O)(=O)c1ccc2occc2c1 to produce O=S(=O)(Nc1cnc2c(Cl)cccc2n1)c1ccc2occc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.