Using NS(=O)(=O)c1cc2cc3c(cc2n1S(=O)(=O)c1ccccc1)OCO3 to produce NS(=O)(=O)c1cc2cc3c(cc2[nH]1)OCO3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.