Using O=Cc1ccc2nc(Cl)nc(N3CCOCC3)c2n1, O=S([O-])OO to produce O=C(O)c1ccc2nc(Cl)nc(N3CCOCC3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.