Using Nc1cc(Cl)ccc1C(=O)O, O=C=NS(=O)(=O)c1ccc(Cl)cc1 to produce O=c1[nH]c2cc(Cl)ccc2c(=O)n1S(=O)(=O)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.