InChI=1/C26H20N2O5S/c27-13-20-19-7-4-8-22(19)34-24(20)28-23(29)14-32-25(30)16-9-10-18-17(11-16)12-21(33-26(18)31)15-5-2-1-3-6-15/h1-3,5-6,9-11,21H,4,7-8,12,14H2,(H,28,29)/t21-/m1/s1/f/h28H D91B4E9E22BC3E40