Using [O-][I+3]([O-])([O-])[O-], Cn1ncc2c(c1=O)SCCNC2Cc1ccccc1 to produce Cn1ncc2c(c1=O)S(=O)CCNC2Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.