InChI=1/C20H17N5O7S/c1-2-11-24-19(26)16-18(23-20(24)27)22-17(21-16)12-3-9-15(10-4-12)33(30,31)32-14-7-5-13(6-8-14)25(28)29/h3-10,26H,2,11H2,1H3,(H,21,22,23,27)/p-1/fC20H16N5O7S/h26h,23H/q-1 D07214DC7B2B3E9E