InChI=1/C28H26N4O2/c1-31(2)27(33)17-34-22-11-12-24-23-5-3-4-6-25(23)32(26(24)15-22)16-18-7-8-19-9-10-20(28(29)30)14-21(19)13-18/h3-15H,16-17H2,1-2H3,(H3,29,30)/p+1/fC28H27N4O2/h29-30H2/q+1 8E2D5CBF47AA8C2D