InChI=1/C26H24N2O4/c1-30-24-14-21-22(15-25(24)31-2)27-12-11-23(21)32-18-9-10-19-16(13-18)5-3-8-20(19)26(29)28-17-6-4-7-17/h3,5,8-15,17H,4,6-7H2,1-2H3,(H,28,29)/p+1/fC26H25N2O4/h27-28H/q+1 616D8310704E62E4