InChI=1/C19H17N5O5S/c25-17-10-9-16(21-22-17)19(27)24-23-18(26)14-7-4-8-15(11-14)30(28,29)20-12-13-5-2-1-3-6-13/h1-11,20H,12H2,(H,22,25)(H,23,26)(H,24,27)/p-1/fC19H16N5O5S/h23-24H/q-1 D9EE961EA52F5295