InChI=1/C23H19N3O6S/c27-21-19-8-4-5-9-20(19)33(30,31)26(21)15-32-22(28)17-12-10-16(11-13-17)14-24-23(29)25-18-6-2-1-3-7-18/h1-13H,14-15H2,(H2,24,25,29)/f/h24-25H A6B23CEAFB2B2D20