InChI=1/C19H15N5O7S/c1-22-17-15(18(25)23(2)19(22)26)20-16(21-17)11-3-9-14(10-4-11)32(29,30)31-13-7-5-12(6-8-13)24(27)28/h3-10H,1-2H3,(H,20,21)/f/h20H 3B29331EDF936EC4