InChI=1/C21H16N4O5S/c26-17(12-25-18(27)14-5-1-2-6-15(14)19(25)28)23-8-9-24-20(29)16(31-21(24)30)10-13-4-3-7-22-11-13/h1-7,10-11H,8-9,12H2,(H,23,26)/b16-10-/f/h23H 5293C2CB790813E9